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Fish often avoid intense stimuli, but scientists and animal welfare groups have long debated whether fish can feel pain. So is there an answer? Animal rights organization PETA claims on its website ...

One of the stranger effects of Brexit was that, after the United Kingdom left the European Union, in 2020, it no longer recognized animals as “sentient beings.” When the U.K. was an E.U. member state, ...

When you're just a tiny parasite trying to make your way in the world, a few tricks that let you sneak into other organisms undetected are always helpful. The water-borne parasitic worm (or helminth) ...

In recent years, the field of prosthetics has seen remarkable innovations, one of which is the development of pain-sensing bionic limbs. By emulating the natural functionality and pain perception of ...