Ever wondered why boxfish are box-shaped? Here some facts about those absolutely cute slow-moving fish

 

  • Boxfish don’t seem to be very streamlined. However, researchers proved otherwise by creating boxfish models and observing the water movement around them

 

  • the square or triangular shape is defined by a shell-like bony structure called carapace

 

  • the carapace consists of fused plates and covers most of the body with holes only for eyes, mouth and fins

 

juvenile cowfish

 

  • the hard body makes them inedible for most fish, in addition some boxfish can secrete a deadly poison from their skin to the surrounding water protecting them even better from predators

 

  • boxfish are closely related to puffer- and filefish

 

  • cowfish are spiky versions of boxfish which have horn-like shaped structures on their head

 

cowfish

 

  • they are also called trunk- or cofferfish

 

  • A bionic car has been designed based on the body shape of the boxfish