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Classifying Animals

Horizontales
Having to do with water
To ooze out
An aquatic vertebrate that is cold blooded
A vertebrate that lays eggs and has feathers
Body temperature changes based on the environment
An organ that absorbs oxygen from air
Vertebrate with hair or fur that gives birth and produces milk for its child
Verticales
Has a backbone
From Latin word for from two worlds
Maintains a constant body temperature
Does not have a backbone
Having a hard exernal covering of some invertebrate animals
Living things are classified into these groups
The general weather of a place
An organ that absorbs oxygen from water