Animals

Sunday, 16 November 2025
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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Spiders
Young spiders are by nature much more aggressive than mature ones. From a developmental point of view, this makes sense.
A spider that eats more food will grow larger as an adult. Therefore, we can hypothesize that the larger the spider we encounter (concerning representatives of its species), the more aggressive it is.
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Brown recluse spider
They are active from March to October.
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Otters
Otters have a loose patch of skin under their armpits that they use as storage for rocks and food.
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Narwhal
Narwals are communicating thanks to echolocation.
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European wildcat
The mating season begins in January and lasts until March.
Heat lasts from 1 to 6 days and gestation from 64 to 71 days (average 68).
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Northern pike
Larger individuals may also prey on waterfowl.
There are documented cases of mute swans and great crested grebes being killed.
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Brazilian wandering spiders
Depending on the species, Brazilian wandering spider can reach sizes from 17 to 50 millimeters.
The leg span varies from 13 to 18 centimeters.
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Boa constrictor
Boa constrictors grow up to 3 meters in length, with females being larger than males.
The average size of females varies between 2.1 and 3 meters and males between 1.8 and 2.4 meters. Females weigh between 10 and 15 kg. The largest boa constrictors exceed 45 kilograms.
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Blue-Tongued Lizard
In search for food they rely mostly on smell.
They are equipped with Jacobson’s organ which lays on their palate. It is a chemoreceptor that aids lizard’s nose in search of chemical compounds emitted by their prey.
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Northern pike
The typical body length of these fish ranges from 40 to 55 cm (15.7 to 21.6 in).
Record-breaking specimens can reach up to 140 cm (55.1 in). The weight of adult individuals averages about 10 kg (22 lb), although sometimes pikes twice as massive can be found.
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11 facts about Syrian brown bear
11 facts about Syrian brown bear
The only known bear with white claws
The Syrian bear (Ursus arctos syriacus) is the smallest of the brown bears. It lives in the highlands of the Middle East, but its population is system ...
19 facts about moose
19 facts about moose
Alces alces
The moose, known in Eurasia as elk, is the largest and heaviest living mammal from the Cervidae family (deer) and one of the largest land mammals in t ...
14 facts about dodo bird
14 facts about dodo bird
An extinct species that may be making a comeback
The dodo bird (Raphus cucullatus) has gained notoriety as a symbol of extinction and extermination. It inhabited the remote island of Mauritius in the ...
18 facts about bonobo
18 facts about bonobo
An ape with an exceptionally exuberant sexuality
The pygmy chimpanzee (Pan paniscus), also known as the bonobo, is a fascinating species of great ape that has attracted the attention of researchers a ...
16 facts about European tree frog
16 facts about European tree frog
Hyla arborea
These popular anuran amphibians are small frogs with very interesting characteristics. They are excellent climbers, often living in trees but can also ...
15 facts about common Surinam toad
15 facts about common Surinam toad
Pipa pipa
An ugly pokey frog with a triangular head fixed lidless eyes, and a pair of tentacles on its mouth that draws attention by its unusual way of reproduc ...
14 facts about adder
14 facts about adder
Vipera berus
The adder is one of the most widespread venomous snakes in Europe. Although it does not attack humans, it sometimes bites in self-defense. It lives in ...
13 facts about Komodo dragon
13 facts about Komodo dragon
The world’s largest lizard
The Komodo dragon is an endemic reptile that belongs to the family Varanidae and can be found on the Lesser Sunda Islands. It is the only modern speci ...
14 facts about common kingfisher
14 facts about common kingfisher
A symbol of happiness
Common kingfisher (Alcedo atthis) attracts the attention of ornithologists and bird lovers worldwide because of its unusual appearance. This small bir ...
16 facts about manatees
16 facts about manatees
Peaceful sea giant
Manatees are gentle giants of the seas and oceans that fascinate with their unique nature and importance in aquatic ecosystems. These unique aquatic m ...
22 facts about hedgehogs
22 facts about hedgehogs
Insectivorous mammals of the Erinaceidae family
They share an ancestry with moles, shrews, and solenodons. Hedgehogs were introduced to Europe, Asia, Africa, and New Zealand, and currently cannot be ...
32 facts about tigers
32 facts about tigers
The largest of wild cats
This one of the largest terrestrial predators is a cunning, lone hunter, with perfect climbing and swimming skills. Equally fascinating and horrifying ...
12 facts about capybaras
12 facts about capybaras
The world’s largest rodent and social media star
The capybara, the largest rodent known to us today, is an animal with a very pleasant disposition and appearance, living both an aquatic and terrestri ...
14 facts about dik-dik
14 facts about dik-dik
Hare-sized antelope
Dik-dik is one of the smallest antelopes living in eastern and southern Africa. It is characterized by skittish nature and fast-paced movement. Dik-di ...
19 facts about Sea otter
19 facts about Sea otter
Animals nearly extinct due to fur trade
With their playful personalities, adorable faces, and impressive tool skills, sea otters are among the most fascinating and charismatic animals in the ...
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