Chapter 16 review
how is tha
...
the largest land animal
African elephant
apes, monkeys
apes no tail monkey yes tail
Three characteristics of all vertebrates
backbone, brain, spinal chord, internal skeleton, exhibit bilateral symmetry
two broad groups of whales
baleen and toothed
what type of symmetry is exhibited b vertebrates?
bilateral
the worlds largest animal
blue whale
warmblooded vs. coldblooded
cold: outer Warm: inner
two egg laying mammals
echida and platypus
five characteristics common to all mammals
four chambered heart, lungs, warmblooded, have hair, mammary glands, viviparous
three common rodents
house mouse, brown rats, capybara
why hibernate?
its hard to find food, so they store energy by sleeping
largest living marsupial
kangaroo
the difference between artiodactyl and perisssodactyl
perri: odd number of toes art: even number of toes
What are the three types of symmetry
radial, asymmetry, bilateral
chewing the cud
regurgitation to chew food a second time
the smallest mammal
shrew
how is the life cycle of a marsupial different?
they bare them alive then they live in a pouch
the purpose of mammary glands
to provide nourishment to the newborn