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BIOLOGY
animal behavior
86
Biology
Undergraduate 2
12/08/2012

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Term
Antagonistic Pleitropy Hypothesis
Definition
the case in which the multiple pleiotropic effects of a single gene work in opposite directions with respect to fitness (Williams)
Term
Anti-bourgeois Strategy
Definition
Part of Hawk/Dove game theory- a strategy in which you fight if intruder dont fight if territory holder
Term
appetitive stimulus
Definition
any stimulus considered positive, pleasant, or rewarding
Term
aposematic
Definition
a warning signal involving coloration, bright contrasting colors presenting toxicity-predators recognize and learn to avoid
Term
autotomy
Definition
mechanism to avoid predator- drop appendage to avoid being caught
Term
aversive stimlulus
Definition
any stimulus (shock or noxious odor) that is associated with unpleasant experience
Term
Batesian mimicry
Definition
another warning signal- when a non-toxic species copies coloration of a toxic one like monarchs that make blue jays sick
Term
brood parasitism
Definition
form of behavioral parasitism in which females place their eggs in the nests of others, often from another species, who raise the young as their own
Term
Bourgeois Strategy
Definition
Hawk/Dove game theory strategy that is fight if in home territory otherwise dont fight (costly to leave)
Term
Byproduct mutualism
Definition
type of cooperation in which an individual pays an immediate cost or penalty for not acting cooperatively, such that the immediate net benefit of cooperating outweighs that of cheating
Term
Caloric restriction
Definition
found from a study of longevity that it leads to longer lifespan in laboratory animals *and maybe humans
Term
Classical (Pavlonian) Conditioning
Definition
Comparative Psychology- lab experiments and focused on learned behaviors--> experimental pairing of a conditioned and unconditioned stimulus
Term
Communication
Definition
information sent from signaler to receiver modalities include: visual signals, sound/vocalizations, vibrations, electrical pulses, ripple on water surface, and chemicals
Term
Cooperative Breeding
Definition
Cooperative breeding is a social system in which individuals help care for young that are not their own, at the expense of their own...
Term
Corticosterone
Definition
stress hormone- influences loser effects. once lose match increased levels
Term
Crypsis
Definition
the ability of an organism to avoid observation or detection by other organisms- camouflage (change color, adornment of body, substrate settlement)
Term
Cryptic Mate Choice
Definition
hidden mate choice- females select which sperm transferred during copulation are used in actual fertilization
Term
Dear Enemy Phenomenon
Definition
in realm of territoriality- recognize neighbors and less aggressive than stranger-respond to same species (hormones) defend
Term
Dilution effect
Definition
a strategy adopted by prey to reduce the effect of predators, by which the prey congregates in large numbers so that a predator can only remove a small proportion of the total (safety in numbers- lesslikely to be killed in pack)
Term
Disposable Soma Theory
Definition
under certain conditions, beneficial for organisms to divert some energy in and resources away from maintanence and repair that is associated with traits that have little connection to reproduction and invest such energy in traits related to reproduction
Term
Dove strategy
Definition
never fight
Term
Eusociality
Definition
extreme form of sociality in which there is cooperative brood care, division of labor, and overlapping generations (seen in wasps, ants, bees
work for reproductivity of another)
Term
Evolutionary Stable Strategy
Definition
if used by almost everyone in a population, will not decrease in frequency when new mutant strategies arise (game theory- tit-for-tat)
Term
Extra Pair copulation
Definition
copulations that occur outside the context of pair bond-socially monogamous species sometimes not always so faithful- inseminated by nonsocial partner
Term
flight initiation distance
Definition
distance at which prey begin to flee from predator
Term
fluctuating asymmetry
Definition
found in intersexual selection, in which part of handicap principle of honest signaling of male quality= potential measure, most bilateral, more symmetrical appearance reflects greater overall fitness
Term
focal animal sampling
Definition
A technique for recording the behavior of individual animals in which the observer concentrates on the activities of one individual for a set time period-does a case study and then switches to watch another animal for a set time period.
Term
Good genes model
Definition
females choose males with good genes- choose males with trait that indicate good health and vigor, best suited to their environment- will receive "indirect benefits" in sense that their offspring will receive some good genes
Term
Habituation
Definition
becoming less sensitive to stimuli over time- seen in simple learning type
Term
Hamilton’s Rule
Definition
(Erb-c>0 : benefits to relatives outweigh the cost to individual- the decision to aid family members is a function of how related individuals are and how high or low costs and benefits associated with the trait turn out to be
Term
Hamilton-Zuk Hypothesis
Definition
specifically proposes that females choose males with features that are honest indicators of low parasite load (parasite resistance)
Term
Hawk Strategy
Definition
always fight- whatever the competition
Term
Heritability
Definition
proportion of variance in trait that is due to genetic variance
Term
Home range
Definition
delineated, undefended area in which an animal spends most of its time- area of regular use habitat has survival necessities biotic and abiotic factors
Term
hyperphagia**
Definition
abnormal appetite for food- eat more and more preparing for migration
Term
Ideal Free Distribution
Definition
mathematical model developed to predict how animals will distribute themselves among habitats with varying levels of resource availability
Term
Imitation
Definition
type of social learning- acquisition of novel behavior after observing it (operant conditioning?)
Term
Imprinting
Definition
classical ethologist- konrad lorenz-A rapid learning process by which a newborn or very young animal establishes a behavior pattern of recognition and attraction to another animal of its own kind or to a substitute or an object identified as the parent.
Term
Infanticide
Definition
piece of intrasexual selection- (primates and lions) social unit: females stay male takes over if can and kill other males offspring (female now more receptive)
Term
Insight Learning
Definition
cognition study- an animal's ability to solve problems suddenly, without the benefit of prior experience (eureka) sultan example
Term
Intersexual selection
Definition
selection based on mate choice (choosier) individuals of one sex choose which individuals of the other sex to take as mates (direct benefit, good genes hypothesis, arbitrary female choice, sexual imprinting, and mate-choice copying)
Term
intrasexual selection
Definition
form of sexual selection whereby members of one sex compete with each other for access to the other sex (exclusive access to territory, alternative strategies, sperm competition, mate guarding, interference, and infanticide)
Term
leks
Definition
areas in which groups of males set up and defend small, temporary territorial patches and in which they display to females, specifically to attract females to mate with them
Term
Local Enhancement
Definition
phenomenon in which an individual is drawn to a particular area because it observed another individual to that location (social learning)
Term
locomotor play
Definition
play behaviors in which animals leap, jump, twist, shake (no immediate benefit)
Term
loser effect
Definition
increased probabilty of losing a fight at time T based on losing at time T-1 T-2 and so on (more likely to lose next conflict)
Term
marginal value
Definition
animal should leave patch when its intake rate reaches the overall average of the habitat (equation)
Term
mate choice copying
Definition
act of copying mate choice of another- intersexual selection (guppies females have limited time and experience learn from others)
Term
migration
Definition
movement of organisms over long distances (often in a seasonal manner) costs and benefits, orientation and navigation, inheritance and preparing for migration
Term
monty hall dilemma
Definition
The Monty Hall problem is a probability puzzle loosely based on the American television game show Let's Make a Deal and named after the show's original host, Monty Hall. The problem, also called the Monty Hall paradox, is a veridical paradox because the result appears impossible but is demonstrably true.
Term
mullerian mimicry
Definition
a warning signal when toxic species evolve to be similar
Term
Neophobia
Definition
common finding in aging animals, fearing new things
Term
nuptial gift
Definition
intersexual selection- direct benefit, prey presented by members of one sex to members of another during courtship could be body parts whole body spermatophores (scorpion flies)
Term
object play
Definition
centers on use of inanimate objects
Term
Oblique Cultural Transmission
Definition
form of cultural transmission in which info passed across generations but not from parent to offspring
Term
Operant Conditioning
Definition
comparative psychology- bf skinner- associative learning- reinforcer appetitive stimulus and aversive stimulus to encourage certain behaviors
Term
Optimal diet choice model
Definition
what to eat, calculate profitability rank by that and always eat most profitable when encountered
E2/H2> E1/H1+S1
Term
Personality
Definition
phenotypic behaviors unique to certain individual
Term
Polyandry
Definition
mating system wherein females mate with more than one male per breeding season
Term
polygynandry
Definition
mating system wherein several males form pair bonds with several females simultaneously
Term
polygyny
Definition
mating system wherein males mate with more than one female per breeding season
Term
polygyny threshold model
Definition
model developed to predict the conditions under which a mating system will move from monogamy to polygyny (or vice versa)
Term
prisoners dilemma
Definition
game theory payoff matrix used to study evolution of cooperation best if one deflects other cooperates (T>R>P>S)
Term
Proximate explanations for behavior
Definition
focus on immediate causation
Term
Reciprocal altruism
Definition
exchange of altruistic acts- helping with probability it will be returned (ex bats) unrelated
Term
Relatedness
Definition
measure of the probability a gene is found in two individuals through shared ancestry
Term
Reproductive Variance
Definition
depends on polygyny or polyandry the sex that is competing for females or males has the greater variance because there will be greater pressure and there may be few winners and many losers
Term
Residual reproductive value
Definition
the expected relative contribution of an individual to its population by reproduction for all stages of its life cycle subsequent to present
Term
Risk-sensitive optimal foraging models
Definition
mathematical model that examines how variance in food supplies affects foraging behaviors---if starving organism will more likely take risks when choosing food source than organism not as hungry
Term
Runaway sexual selection
Definition
model of sexual selection in which the genes for mate choice in the female and the genes for preferred raits in males become genetically linked (arbitrary- reinforced)
Term
Senescence
Definition
age-specific decline in the probability of survival (telemeres shorten)
Term
Sequential Assessment Model
Definition
model of fighting in which in indvidiual continually assesses its opponents fighting ability during different stages of an aggressive interaction and decides whether or not to continue in such an interaction based on the assessment it has made
Term
Siblicide
Definition
family strife and sibliing rivalry-
Term
Skinner box
Definition
with BF skinner- a Skinner box is a chamber that contains a bar or key that an animal can press or manipulate in order to obtain food or water as a type of reinforcement. The Skinner box also had a device that recorded each response provided by the animal as well as the unique schedule of reinforcement that the animal was assigned
Term
Social Grooming
Definition
grooming of another individual, usually by scratching or licking area of skin, remove parasites and solidify social bonds- ex of cooperation
Term
Social Play
Definition
playing with others, may lead to foging of longlasting social bonds and provide social skills help development of cognitive skills
Term
Sun compass
Definition
aids in migration- seen in monarchs, internal clock position of the sun
Term
Teaching
Definition
behavior that occurs when one individual serves as instructor and at least one other individual acts as a student and learns from instructor- more active and complicated role than just a model- requires action with no other benefit
Term
territory
Definition
delineated, defended area-
Term
Tinbergen's four questions
Definition
(1) survival value or adaptive function, (2) phylogenetic history, (3) individual development, and (4) causal mechanisms such as hormonal mediation of behavior.
Term
Tit for tat strategy
Definition
behavioral strategy that instructs a player to initially cooperate with a new partner and subsequently to do whatever that partner does
Term
Ultimate explanations
Definition
based on asking questions that relate to the evolution of a trait
Term
Vertical Cultural Transmission
Definition
cultural transmission in which info is passed directly from parents to offspring
Term
War of Attrition
Definition
model of fighting in which animals display aggressively to one another without actually fighting, and the winner of the encounter is the individual that displays the longest (combatants cannot asses the others ability fighting is not too costly but increases with time each reach threshold until one quits predicts distribution of contest duration
Term
Winner Effect
Definition
more likely to win next contest, usually the bigger, testosterone
Term
Zugunruhe
Definition
behavior changes, Zugunruhe involves increased activity towards and after dusk with changes in the normal sleep pattern
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