A hare.

Black-Tailed Jackrabbit

Lagomorpha: Rabbit, hares, and pikas

Lagomorphs are entirely herbivorous. They differ from rodents by having two pairs of incisors in the upper jaw. Most lagomorphs have hind legs that are adapted for leaping.

Xenarthra: Edentates

The word edentate means “toothless,” which refers to the fact that some members of this group (sloths and anteaters) have simple teeth without enamel or no teeth at all. Armadillos, however, have more teeth than most other mammals! Examples: sloths, anteaters, armadillos

A tamandua.

Northern Tamandua

Proboscidea: Elephants

These are the mammals with trunks. Some time ago, this group went through an extensive adaptive radiation that produced many species, including mastodons and mammoths, which are now extinct. Only two species, the Asian Elephant and the African elephant, survive today.

An elephant and a calf.

Asian Elephant and calf

Primates: Lemurs, monkeys, apes, humans, and relatives

Members of this group are closely related to ancient insectivores but have a highly developed cerebrum and complex behaviors.

A sifaka.

Sifaka

A tarsier.

Tarsier

A langur.

Langur

Baboon and baby.

Baboon and baby

An orangutan.

Orangutan

A gorilla.

Gorilla

A chimpanzee.

Chimpanzee

Appendices


End ofPage DOL 64

Table of Contents

Miller & Levine Biology UNIT 1 The Nature of Life UNIT 2 Ecology UNIT 3 Cells UNIT 4 Genetics UNIT 5 Evolution UNIT 6 From Microorganisms to Plants UNIT 7 Animals UNIT 8 The Human Body A Visual Guide to The Diversity of Life Appendices Glossary Index Credits