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Tardigrades can survive in extreme environments, they can even stay alive in outer space.
This prosimian is an excellent example for a species' evolution in geographical isolation.Lemur...
A fearsome predator of snowy mountains. Of all the felids the snow leopard jumps the furthest.
The striped horse of the savannahs that pedestrian crossings were named after.
One of the most common types of Anatidae, the ancestor of the domestic duck.
The California kingsnake is one of the most popular species of pet reptiles. It was named after...
Several analogous types of eyes have developed independently through convergent evolution.
Based on their life cycle, insects can be grouped into three categories: ametabolous,...