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2013 Envirothon
Skunks
27
Environmental Studies
6th Grade
02/08/2013

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Cards

Term
What is odor memory?
Definition
animals remember the noxious odor
Term
Skunks are a m_______.
Definition
mustelids
Term
What serves as a warning?
Definition
bold black and white colors
Term
How does the skunk avoid predators?
Definition
odor memory; coloring; causes predators to detour around slow moving skunk
Term
Why are owls predators?
Definition
they can get sprayed and tolerate the odor; they can get close enough to kill it
Term
Where does the stink come from?
Definition
nozzle-like ducts found in the scent glands located on ether side of the rectum
Term
What is in a skunk's spray?
Definition
The musky scent is an oily liquid that has an active sulphide ingredient called mercaptan
Term
What if a skunk sprays someone's eyes?
Definition
causes temporary blindness
Term
How far can skunks spray?
Definition
up to 12 feet by twisting their hind end toward the target
Term
Describe a skunk preparing to spray.
Definition
~Warn enemy by drumming forefeet, snarling
~last resort is spray: lift tail and arch back
Term
Can skunks spray with if you are holding them by the tail?
Definition
YES!!
Term
Describe a striped skunk
Definition
black coat and bold white stripe OR
V mark over shoulders with two stripes
Stripes vary in length and width
Tail tipped white
All look alike-male, female and young
Term
How large is an adult skunk?
Definition
two feet, including a 12 inch tail
Weigh up to 12 pounds
Term
Skunks are p_____
Definition
Skunks are plantigrades, like racoons and bears, and the bottoms of their feet are hairless
Term
Describe the feet of a skunk
Definition
~hairless
~long sharp claws for digging on small forefeet
~hind feet have shorter claws
~each foot has 5 toes
~they are not aquatic or semi-aquatic, but they have slightly webbed toes and can swim
Term
Describe movement, senses, noises
Definition
slow movers and poor climbers
fair sense of smell/sight/hearing
excellent sense of touch
variety of sounds, like hissing, growling, squealing, cooing and churrings (like Wheezie!)
Term
Mephistis mephistis
Definition
striped skunk; most commonly found in PA; polecat is a common name
Term
spilogale putorius
Definition
spotted skunk
Term
Which skunk performs a handstand on its forefeet before spraying?
Definition
spotted skunk; also puts body into a U shape pointing head and tail at the enemy before spraying
Term
When do they hunt; what do they eat?
Definition
Skunks are nocturnal omnivores; summer nights they eat insects like grasshoppers, bees,potato bugs, wasps, Japanese beetle grubs
Term
What helps them dig? What do they dig?
Definition
Claws; small, cone shaped holes signifies skunks feeding on soil grubs; also prey on spiders, lizards, snakes, toads, frogs, mice, chipmunks, eggs of turtles and birds
Term
What do skunks eat in the fall and winter?
Definition
wild grapes and cherries; grasses, leaves, buds, acorns; also carrion
Term
Where do they make dens?
Definition
abandoned groundhog burrows; hollow wood or rock piles; under porches or buildings;
Term
Do skunks hibernate?
Definition
no, they live off accumulated body fat; they den up and sleep for extended periods in the worst weather
Term
Breeding
Definition
males leave their dens in late February/early March; breed once a year
Term
Young skunks
Definition
~5-7 kits born
~blind, furless at birth
~pattern of black and white markings can be seen on skin
~scent glands function at three weeks
~leave den with mother at two months
~family disperses by fall; or following spring
Term
How are skunks like ducks?
Definition
they follow the mother in single file
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