mammals unit lesson 3. eggs “sea turtle eggs” by u.s. fish and wildlife services northeast...
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Eggs
“Sea Turtle Eggs” by U.S. Fish and Wildlife Services Northeast RegionCC BY 2.0
What’s the Difference?
Type of Animal Outer Covering Skeleton Cold or Warm-Blooded?
Mammal
Reptile
Bird
Insect
Fur/Hair
Scales
Feathers
Exoskeleton
Spine
Spine
Spine
No spine
Warm
Cold
Warm
Cold
Monotreme: Platypus
“Platypus Ornithorhynchus anatinus” by Dr. Philip Bethge CC BY-SA 4.0