Class Notes (808,131)
Canada (493,086)
Biology (1,107)
BIOL 1902 (379)

BIOL 1902-A Sept 14th.doc

2 Pages
Unlock Document

Carleton University
BIOL 1902
Michael Runtz

BIOL 1902 th Wednesday September 14 2011 Camouflage, background matching & mimicry − Plants andAnimals names that are stressed in the lectures; we should know. The one's in brackets, you do not need to know them. − American Bittern; vertical line background − Ground nesting birds have matching patterns of earth tones, dapple patterns − Background matching can include bark mimicry − Background matching can be done seasonally − Snowshoe hare aka Varying hare (seasonally) − Must remain still for camouflage to work − Many songbirds have a stripe above the eye and a line through the eye. Why? When in a nest only their head is visible; camouflage − Disruptive pattern; different lines visually break up the shape of the animal. − Killdeer bird - breast bands: Can they be a disruptive pattern?Absolutely. − Canada goose - what about a chin strap? Yes, white chin strap breaks up the shape within the dark waters − Loons - Necklace? Yes. − Leopard frog - dark bands when parts (legs) are folded together – coincident disruptive pattern. − Moths down on the ground puddling similar to milk snake − Form of camouflage: shape + colour - an angle shaped butterfly; dead leaf mimic − Masquerade – shape camouflage − Twig m
More Less

Related notes for BIOL 1902

Log In


Don't have an account?

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.