Articles on Sea creatures

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A common octopus (Octopus vulgaris) off Croatia in the Mediterranean Sea. Reinhard Dirscherl/ullstein bild via Getty Images

Octopuses and their relatives are a new animal welfare frontier − here’s what scientists know about consciousness in these unique creatures

Animal welfare laws don’t protect invertebrates, but there’s evidence that some, such as octopuses, are as intelligent as many mammals – even if their cognition takes very different forms.
This is the famous – and fake – photograph of the Loch Ness monster, taken near Inverness, Scotland, on April 19, 1934. The photograph was later revealed to be a hoax. Keystone/Hulton Archive via Getty Images

Is the Loch Ness monster real?

The idea of a creature like the Loch Ness monster fascinates people. But does the scientific evidence say it’s a prehistoric beast or total fake?
Everything in an animal’s body is made out of cells. And these cells need chemicals, such as salt, in and around them to work properly. The chemical balance needs to be just right. Alyse & Remi/flickr

Curious Kids: how do sea creatures drink sea water and not get sick?

Some animals, such as ghost shrimps can even cope with water that is saltier than normal seawater. It’s all down to evolution.

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