Animals

Saturday, 2 May 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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Sea lamprey
They migrate upstream from bodies of water to spawn.
Fish that behave in this way are called anadromous. When they reach their destination, the male begi ...
Bonobo
Bonobos engage in a variety of sexual encounters, copulating with different partners at every opportunity.
Copulation plays an important role in the herd and is mainly intended to reduce tension. It is pract ...
Brown recluse spider
Their abdomen is uniformly colored.
Colors vary from dark brown to light cream. It is also covered with fine hairs that resemble velvet.
Blue tang
When it is time to breed, males and females congregate.
The fertilization is external: males expel the sperm, and females the eggs.
Bull snake
Their active season begins in late April, when they awaken from hibernation.
Bullsnakes remain active until early October. They hibernate deeply burrowed below the frost line.
Malaysian trumpet snail
The red-rimmed melania is very tolerant of brackish water.
Despite being native to freshwater, they thrive in saline conditions.
Arabian oryx
Unlike other oryx species, Arabian oryxes are characterised by marked aggressiveness of adult males toward humans.
At Riyadh Zoo, three adult males are kept indoors and are only allowed outdoors during the mating se ...
Pink river dolphin
Their brain capacity is 40% larger than that of humans.
They are the smartest of river dolphin species.
Spiders
The eyes of Deinopis spiders have phenomenal properties by spider standards. So far, 51 species of these spiders have been described.
Their central eyes are enlarged and point directly forward. Equipped with excellent lenses, they cov ...
Tigers
Tigers venture only in the presence of a related individual.
For females, it’s a mother with a daughter.