An external fixator acts as a stabilizing frame to hold the broken bones in proper position. In an external fixator, metal pins or screws are placed into the bone through small incisions into the skin and muscle.n external fixator acts as a stabilizing frame to hold the broken bones in proper position. In an external fixator, metal pins or screws are placed into the bone through small incisions into the skin and muscle.
Cockatoo Squid This transparent cockatoo squid (Leachia sp.), also known as a glass squid, lives in the depths of the ocean and has many adaptations to help it survive there. It retains ammonia solutions inside its body that give it a balloon-like shape and help it float.
by Epic Wildlife. The colossal squid is the biggest known invertebrate and squid on earth. This gigantic squid bleeds blue blood, has 8 different sized arms and owns the largest eye in the animal kingdom. The largest ever caught was a full adult female specimen in 2007 in the freezing cold waters of the Antarctic.