The opah, also known as the moonfish, has been declared the first known fish to be fully warm-blooded.
The opah, also known as the moonfish, has been declared the first known fish to be fully warm-blooded.
It explains quite a bit about the species in regards to both its hunting prowess and the way it’s put together.
Scientists have long been confounded by how the opah lives hundreds of feet below the ocean’s surface yet possesses features not typical of its cold environment.
Those include a large heart and a good amount of muscle.
Close inspection revealed that unlike some fish, which have isolated areas containing warm blood, the opah has it all over.
What makes it a toastier temperature is a combination of the
