Emperor penguin

Penguins are birds living in the Antarctic and adapted to cold temperature and swimming.

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The giraffe

The tallest animal on the planet, yet it has the same number of vertebrae as humans.

Spider silk, spider web

While the density of spider silk is less than that of nylon filaments, its tensile...

Fat-tailed scorpion

The fat-tailed scorpion is one of the world's most dangerous scorpions.

The life cycle of vertebrates

The life cycle of vertebrates starts with the production of the reproductive cells of an...

How do birds fly? Part 3

Learn about the migration and reproduction of birds.

Apatosaurus

Long-necked herbivorous dinosaur with a robust body.

The wild boar

A common inhabitant of forests; it is the ancestor of the domesticated pig.

Pteranodon longiceps

A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary...

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