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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Ball python
Ball pythons reach a maximum length of 182 centimeters, and an average weight of 2,2 kg.
Black Caiman
Although they are listed as least concerned by the IUCN Red List, black caimans once were hunted to the brink of extinction.
Between the 1950s and 1970s, they were falling victim to excessive poaching because of the unique an ...
American bullfrog
It is a successful invasive species.
It has been introduced to southern North America, where is considered a threat to native amphibian s ...
Leeches
Individuals grown under sterile culture conditions are used for the treatment.
Approximately 0.015 g of hirudin can be obtained from one individual.
True seals
Their bodies are very streamlined and allow them to swim quickly and agilely.
They usually swim at about 10 km/h but can accelerate to about 30 km/h in a threatening situation or ...
Pink river dolphin
They are not very acrobatic, contrary to other dolphins.
They would rather emerge their snout above the water's surface than jump out as dolphins do.
Tiger sharks
Female tiger sharks mate once every three years.
Otters
The Asian small-clawed otter is the smallest of the species.
It measures an average of 85 centimeters in length.
Otters
Otters can smell their prey underwater.
They exhale air bubbles with captured smell and inhale them quickly again.
Dolphins
Dolphins use echolocation.
This is how they find their way in the environment around them. By emitting high-frequency sounds, t ...