Dogs have strong pack instincts inherited from wolves.
Fact #1374
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Some sharks detect electrical signals from other animals.
Fact #128 · Animals
Some animals use echolocation to navigate in darkness.
Fact #278 · Animals
The Komodo dragon has a venomous bite.
Fact #407 · Animals
A crocodile can replace its teeth multiple times in its life.
Fact #406 · Animals
Some birds can fly at high altitudes over mountains.
Fact #323 · Animals
Some marine mammals communicate through clicks and whistles.
Fact #525 · Animals
Archerfish shoot jets of water to knock insects off branches.
Fact #346 · Animals
Some birds migrate thousands of miles each year.
Fact #77 · Animals
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