“The largest poisonous serpent of the American tropics, the king of vipers, growing to twelve feet, clad in scales as rough as a wood rasp, the pinkish brown body with wide, velvety-black cross-bands ...

A snake's lightning-quick bite is the perfect way to inject venom into prey. Aiding and abetting this violent attack are the long, curved fangs snakes have evolved to dose their next meal with venom — ...

Different snake species have independently evolved fangs that allow them to inject venom into other animals, either to attack prey or for defence. Now we know how: they turned small wrinkles inside ...