Animals

Saturday, 14 March 2026
27 facts about turtles
27 facts about turtles
The only vertebrates so armored
The first turtles appeared on Earth at the end of the Permian about 240 million years ago. Although the first ones had neither plastron nor carapace, ...

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Komodo dragon
This lizard has about 60 frequently replaced, serrated teeth that can measure up to 2,5 centimeters.
Its saliva can often be tinged with blood, as the teeth are almost completely covered by gum tissue, ...
Quokkas
Quokka (Setonix brachyurus), also called a short-tailed scrub wallaby, is a marsupial of the Setonix genus.
It belongs to the macropod family and is the only representative of the Setonix genus.
Hammerhead sharks
In 2007, a bonnethead female reproduced without mating.
Although parthenogenesis occurs in vertebrate species, usually in reptiles, it was the first documented case in sharks.
Dolphins
Dolphins use echolocation.
This is how they find their way in the environment around them. By emitting high-frequency sounds, t ...
True seals
Seals do not have auricles.
Dik-dik
Dik-diks can tolerate air temperatures up to 40° C.
Probably to prevent overheating, they have elongated mouths with bellows-like muscles through which ...
Kiwi bird
Kiwi's closest relative is the elephant bird.
Elephant birds are extinct species from Madagascar.
Northern pike
The high mortality rate forces the pike to grow rapidly.
Annual specimens living in a food-rich environment can reach body lengths of over 30 cm (11.8 in).
Manatees
They are known for their distinctive way of swimming on their backs.
They raise their heads and front fins above the water level, which helps them with breathing, and their wide tails work like ballast to help them swim.
Hammerhead sharks
Hammerheads are resistant to stingrays stings.
Stingrays are among the most preferred food of most hammerheads.