The rockhead poacher is a little fish with a big pit in its head. The divot may be like a drum, making sound that rises above ...
The rockhead, or deep-pitted, poacher may use its ribs to beat the inside of its head cavity to communicate with other ...
When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...
“It looks like the fish has a large chunk of its skull missing—as though somebody took a little ice cream scoop and took a ...