Animal Classification Crossword Puzzle

This animal classification lives in the water and lays eggs.
This animal classification has live birth.
This animal classification has eggs but can fly.
This type of animal classification can live on land and water.
This types of animal classification lays eggs and has scales.
This animal lives in the water but is a mammal.
An animal that is a vertebrate has this.
This type of animal classification does not have a backbone.
This is the largest group of invertebrates.
This is another name for the reptile frog.
Elephants, dogs, cats, and dolphins all have _______ birth.
Female mammals can give this to their babies.
This is another type of invertebrates.
This animal is an invertebrate and has 8 tentacles.
All mammals have this on their bodies. (Hint: You have it too!)
Mammals, birds, fish, amphibians, and reptiles are all this type of classification.