Animals

Wednesday, 12 August 2026
19 facts about snails
19 facts about snails
Also called gastropods
Snails are mollusks and are one of the most numerous animal species in the world. In terms of species diversity, they are second only to insects. Even ...

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Clownfish
All clownfish are born males.
They can become a female in adulthood. It happens for example if a dominant female is killed.
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Narwhal
They feed mainly on squids, shrimps and fish.
They do not chew the food, they swallow it whole.
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Northern pike
Northern pikes live in rushing streams and shallow, vegetated areas in lakes and ponds, as well as in cold, clear, rocky waters.
Because of the cannibalistic nature of these fish, young pike need places to hide among plants to avoid being eaten.
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Basking shark
Basking shark (Cetorhinus maximus) is a species of large marine cartilaginous fish.
Cartilaginous fishes are a cluster of aquatic vertebrates that includes chimaeras, rays and sharks - ...
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European pine marten
The territory of the marten can cover up to 20 km² (12,5 sq mi) for males (although it is usually four times smaller). Females require a smaller territory, from 1.5 to 6.5 km² (0,9 to 4,3 sq mi).
The territory is marked by the scent produced by special glands on the abdomen and the anus. In winter, the territory of the marten decreases.
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Hippopotamus
Hippos lead an amphibious lifestyle.
They mostly stay in the water during the daytime, showing activity after dusk and at night. Then the ...
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Moose
Deer live in forests, forest-steppes, swampy areas and tundra on all continents except Australia (the species found there have been introduced).
They live both on the plains and in the mountains.
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Viper dogfish
It is listed as the least concern on the IUCN Red List.
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Central bearded dragon
Young females with ZZ chromosomes resemble males, but as they grow up, they become similar to females with ZW chromosomes.
Their head is not as massive as that of males and they do not have such a strong jaw grip.
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Ocean sunfish
While in danger, they can speed up.
When being pursued, those fish can accelerate rapidly and even jump over the water surface.
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28 facts about spiders
28 facts about spiders
One of the first creatures to appear on land
The first ancestors of today's specimens appeared on Earth about 400 million years ago. They evolved from marine organisms of the chelicera subphylum. ...
17 facts about dolphins
17 facts about dolphins
Very intelligent and social mammals
They live in both oceans and rivers. They often travel in large herds, sometimes exceeding 1000 individuals. They have their language, which we have n ...
41 facts about octopus
41 facts about octopus
Very intelligent animals with amazing abilities
Octopuses are cephalopods with eight arms. So far, about 300 species of octopuses have been identified. The first octopuses appeared on Earth about 32 ...
20 facts about earthworms
20 facts about earthworms
Very useful organisms that live in the soil
They are geographically very widespread organisms. They are found in Europe, Asia, North America, and northern parts of Africa. They inhabit all types ...
22 facts about crustacean
22 facts about crustacean
Armored invertebrates
They mainly inhabit aquatic environments where they live on the seafloor (a record-breaker has been found at a depth of 10.5 km) or float in the depth ...
19 facts about central bearded dragon
19 facts about central bearded dragon
Pogona vitticeps
This interesting lizard occurs only on the Australian continent. Although its appearance may be discouraging, in fact, it is a completely harmless ani ...
19 facts about grey heron
19 facts about grey heron
Ardea cinerea
This large and interesting water bird appears in Central Europe during the breeding season and only in the north-west of the country can it be found a ...
16 facts about tasmanian devil
16 facts about tasmanian devil
Sarcophilus harrisii
They used to inhabit the Australian continent, but for unexplained reasons, disappeared from there about three thousand years ago. Today, they can onl ...
20 facts about sperm whale
20 facts about sperm whale
A vital element of the marine ecosystem
In the depths of the oceans, where sunlight loses its meaning, reigns one of the most majestic and enigmatic inhabitants of the seas–the spermaceti sp ...
20 facts about mallard
20 facts about mallard
Anas platyrhynchos
The common mallard is the most popular game bird in Central Europe, i.e. Poland. It is very numerous and easily inhabits various environments to which ...
14 facts about Brazilian wandering spiders
14 facts about Brazilian wandering spiders
They travel stowaway, and on top of that they bite
These spiders are found in forested areas of South and Central America. They actively hunt small animals, which they then paralyze with their venom. T ...
19 facts about American mink
19 facts about American mink
Furry commando
The American mink is a species common in North America, where it lives in the wild. It was introduced to Europe in the 1950s and spread throughout Eur ...
13 facts about European mole cricket
13 facts about European mole cricket
Gryllotalpa gryllotalpa
They get their name from the fact that they often damage crops and cause losses. At least that used to be the case, as the population of these insects ...
17 facts about spotted hyena
17 facts about spotted hyena
Laughing hyena
The spotted hyena is one of Africa’s most recognizable animals, also known as the laughing hyena. It is the largest living member of the hyena family, ...
20 facts about guinea pig
20 facts about guinea pig
Cavia porcellus
The guinea pig (Cavia porcellus), also known as the domestic cavy, is a medium-sized rodent native to the Andean regions of South America. Where it co ...
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