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.
Eel: long-bodied fishes mostly living in shallow waters. Elephant Seal: a large seal, with big-nosed males, living in the waters around western North America and Antarctica. Emperor Shrimp: a bright-colored shrimp of the Indo-Pacific region that lives cooperatively on other sea animals.