Textbook Notes (367,754)
Canada (161,370)
Anthropology (246)
ANT333Y1 (6)
Chapter 4

Chapter Four Summary.docx

2 Pages
Unlock Document

Shawn Lehman

Chapter Four – The Primate Body The General Primate Body Plan  Strepsirhines on average are smaller than haplorhines  Nocturnal species are usually smaller than diurnal  Body plan reflects an inherent arboreal adaptation  Common traits o Pentadactyly o Opposable big toe/thumb o High wrist mobility, low ankle mobility o Nails instead of claws o Tail present in most, except tailless apes o Body covered in hair  Infants are usually differently coloured from parent which elicits protective behavior from adult  Plesiomorphic trait – an ancestral trait with a long evolutionary history  Amorphic trait – a derived, more recently evolved trait Body Size and Energy Requirements  Allometry – the relationship between size and shape and how this relates to physiological and morphological aspects of the body  If linear dimension of an animal we to double, surface area would increase by a multiple of four, and volume by eight  Larger animals have less S.A. = less heat loss  Smaller animals have to produce more heat, therefore, must eat more -0.75  Kleiber’s Law: BMR = kW  Jarman-Bell Principle o Large animals require more total food intake per day and because of this, they cannot afford to seek out widel
More Less

Related notes for ANT333Y1

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.