Since they're so small they're easy prey for most fish, but they usually do well with tetras, rasboras, and danios. Okay, okay—the octopus might not be conventionally cute, but it is one of the ...

Where most animals make us say "aww", the blobfish makes up for at the other end of the scale, because the newly-discovered species in Peru has been dubbed the "ugliest" in the world. The blob-headed ...