amphibians.
Eqqus
chordata
insect
nitrogen belongs too group 15
they belsong to the molusca group.
chordata
Group 15
Mammals
its group 13 right after the carbon family.
They are Marsupials.
in limbs
All of the above animals belong to the class Reptilia. Triceratops was a dinosaur, snakes are Squamates, turtles are testudines, and crocodiles are crocodilians.