People pose for pics all the time and sometimes they ignorantly put themselves in deadly situs just for photo ops. The post ...

The blue-lined octopus (Hapalochlaena fasciata) is only a few centimeters long, yet it may be one of the most dangerous marine animals on Earth. That's because, as part of the blue-ringed octopus ...

A male blue-lined octopus (Hapalochlaena fasciata) showing its iconic aposematic colouration.. Image credit: Dr Wen-Sung Chung, UQ It may explain why the venom gland in the male blue-lined octopus is ...

Among the Hapalochlaena, or the blue-ringed octopuses, venom is often used in this way, being wielded by several species to fight threats and find food. But the venom of the blue-lined octopus ...

Male blue-lined octopi (Hapalochlaena fasciata) have been found to use venom on their sexual partners, as well as for the usual reasons of defense against predators and subduing prey. Killing the ...

Alkaloids are important bioactive molecules throughout the natural world, and in many animals they serve as a source of chemical defense against predation. Dendrobatid poison frogs bioaccumulate ...