Animals

Thursday, 11 December 2025
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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Hammerhead sharks
Hammerhead sharks are timid.
They get scared of oxygen bubbles, so divers should not exhale while hammerheads are nearby.
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Sand lizard
They are very territorial.
They defend the territory they occupy and the burrow within it, which they can inhabit for life. The ...
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Octopus
The lifespan of octopuses is directly influenced by the optic gland.
During research on octopuses, their visual glands were removed, and as a result, adults stopped guarding their offspring, began to eat again, and their lifespan increased significantly.
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Hawksbill sea turtle
They are solitary.
They group solely for mating purposes.
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Brittle stars
They live on many depths, can be even found 6 kilometers underwater.
Most of them live in shelf waters (over 1300 species), bathyal zone (over 1200 species). In the abyssal waters (below 4000 m) so far 100 species have been found.
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Saola
They are one of the world’s rarest mammals.
Their current population is estimated at below 750 individuals.
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Otters
The average lifespan of an otter is 16 years.
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Moose
The Swedes used moose in the army as draft, pack, and riding animals.
Since the 1930s, attempts have been made to domesticate moose, initially to use them in the army (experimental moose farms were established in the USSR) and also in agriculture.
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Sand lizard
Like most ectothermic organisms, they are diurnal.
They warm their bodies in the first rays of the sun and use the accumulated energy to hunt later in the day.
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Brittle stars
Over 60 species of brittle stars are bioluminescent.
The validity of bioluminescence has not been fully explored. It may be used by the animal to deter p ...
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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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