Animals

Saturday, 31 October 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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Octopus
Octopuses of the species Thaumoctopus mimicus can use their flexible body and changing skin color to resemble other, more dangerous marine animals.
Amur leopard
Despite the efforts to preserve the species, they are endangered by inbreeding.
There are so few Amur leopards living in the wild, the small genetic diversity in the gene pool may lead to inbreeding depression.
Viper dogfish
Its skin is covered in nonoverlapping dermal denticles.
Saola
They are herbivores.
They feed on fig leaves, fruit, berries, and seeds.
Syrian brown bear
The Syrian bear is threatened mainly by habitat loss.
This is usually related to the development of agriculture, where bears come into conflict with human ...
Hammerhead sharks
Their length ranges from 0.9 to 6.1 meters, and their weight ranges from 3 up to 580 kilograms.
The biggest of the genus is the great hammerhead. The record holder is a female caught in 2006 who weighed almost 581 kilograms. The reason for her unusual weight, however, was pregnancy.
Stingrays
There are around 220 species of stingrays, which are organized in 29 genera.
Insects
There are also insects that are oviparous.
Examples of such insects are the beetle Blaptica dubia and the fly Glossina palpalis (tse-tse).
Siberian roe deer
They are sexually dimorphic.
Males, called bucks, are larger and have widely spread three-tined antlers.
Black Caiman
They are the apex predator.
They occasionally fall prey to cougars and jaguars, and there have been cases of a coordinated attacks by giant river otters that resulted in caiman death.