Class of Amphibians, Class of Reptiles, and Class of Mammals!
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Classes of Amphibians, Reptiles, and Mammals
1. Amphios = on both sides, double; bios
= life, Amphibians means two-lives
The larval part of the life of amphibians
is spent in water, while the adult part is
spent on land.
They usually have soft, moist skin that
is protected by a slippery layer of
mucus.
Edited by:
16. Mamma means breast. Breasts
that are well developed in
female secrete milk and it used
for feeding young.
Their bodies are covered with
hair.
All Mammals are vertebrate
All mammals are endothermic.
17. Monotremata
Their bodies covered with
thick furs.
They have breasts that lack
nipples, but secrete milk.
These mammals are
oviparous.
24. Placental Mammals
Pertains to a part in the womb
where the young is nourished as it
undergoes development until birth.
Largest and the most diverse forms
of chordates.
25. Rodentia
Gnawing mammals
Presence of sharp, chisel-like
teeth with the animal uses in
gnawing food.
61. Primates
Erect mammals
Presence of opposable
thumbs and eyes that face
forward.
The only animals that can
stand erectly using only their
hind limbs.