Why Do Giraffes Have Patches?

Name: Why Do Giraffes Have Patches?
Uploaded: 2018-09-12
Duration: 115845
Description: The dark patches on a giraffe's body hide an intricate network of blood vessels and glands. These allow blood to flow through them, releasing heat and cooling the body.

The dark patches on a giraffe's body hide an intricate network of blood vessels and glands. These allow blood to flow through them, releasing heat and cooling the body. (01:55)