Class Notes (839,483)
Canada (511,363)
Biology (1,140)
BIOL 1902 (382)
Lecture 16

BIOL 1902 Lecture 16: Lecture 16 Notes

2 Pages

Course Code
BIOL 1902
Michael Runtz

This preview shows 80% of the first page. Sign up to view the full 2 pages of the document.
Lecture 16 How animals deal with predictable shortage of food • Dormancy/Hibernation • Migration How animals deal with unpredictable shortage of food(Seeds and Nuts, Berries and fruits, Small Mammals) • Move to food-rich regions when needed (Bohemian Waxwing) • Irruption: migration to a new area that does not happen normally • Nomadic and Irruptive (Waxwing/Crossbills/Grey Owls) • Shrikes/Owls store extra prey by impaling them (Larder= stash of food) • Grey Squirrels create different solitary caches of food (Scatter Hoarding) use memory • Grey Jays don’t migrate and scatter hoard o Enlarged salivary glands, o sticky saliva, o nest early o Enlarge hippocampus for better spatial memory Chickadee’s hippocampus grow larger before winter o Red Squirrels create larger stash of food called middens o Chipmunks store lots of food due t
More Less
Unlock Document

Only 80% of the first page are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.