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Curious little animal living in underground burrows in the African savannahs.
Otters are semi-aquatic predatory mammals.
A transitional form between fish and tetrapods, or four-limbed vertebrates.
Larvae of this type of mayflies spend the first three years of their lives in water,...
A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.
The largest land mammal on Earth.
Pelicans are highly protected birds. They can be easily recognised by their pouched bill.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary...