Animals

Sunday, 13 September 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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Kiwi bird
Kiwis are nocturnal.
It is a common trait among the endemic fauna of New Zealand.
Southern cassowary
They are one of the biggest living birds.
Adults are about 1,7 m (5.6 ft) tall and weigh between 55 and 76kg (121 to 167 lb). Their beak can be very long, ranging from 9.8 to 19 cm (3,9 to 7,5 in). Females are larger than males.
Adelie penguin
There are over 10 million adult Adélie penguins, and the total population is estimated at 14 to 16 million.
The Adélie penguin is listed by the IUCN as LC (least concern) species.
Glass frogs
Tadpoles hatch after 2 weeks.
They fall into water below a leaf. Equipped with strong tails and fins they handle fast-flowing waters easily. Tadpoles are omnivorous, they eat algae, moss, mosquito larvae and other little insects.
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 ...
Otters
Their fur is waterproof, although not covered in a fatty layer.
Hedgehogs
In moderate climate, hedgehogs fall into winter sleep.
They typically bury themselves under fallen leaves or compost and wake up during summer, when the temperature reaches approximately 15 degrees Celsius.
Narwhal
They are being hunted by killer whales and polar bears.
Glass frogs
Their translucent bodies help them avoid predators.
Glass frogs spend a lot of time on leaves and it turns out that their transparent skin makes them less visible to birds who often prey on them.
European wildcat
Males tend to venture into agricultural areas in search of food, which is usually abundant there.
Females are more conservative and rarely leave forested areas. This probably has to do with the protection of offspring provided by the forest vegetation.