Animal Structures
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Birds are the only animals that have what?
Feathers
Animals use their sensory organs to do what?
Gather information outside the body
Animals use lungs and gills for what?
Breathing
What do plants use to “breathe”?
Stomata
What do birds, fish, reptiles, and humans all have when fully developed?
Backbone
What kind of animal has endoskeletons?
Vertebrates
What kind of animal features are fur, scales, and claws?
External features
Lungs, Heart, and stomach are what kind of features?
Internal features
What kind of animal is a salamander? And how does it breathe?
Amphibian - it breathes through its skin
All birds have what in common?
Structure of feathers
Frogs, alligators, fish, and penguins all have a _______ and are vertebrates.
Backbone
Worms, starfish, snails, and crabs are ______ and do NOT have a backbone.
Invertebrates
Animals have an organ system called the ______ system that brings oxygen to body cells and removes waste gas.
Respiratory system