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Cloaca of a red-tailed hawk. A cloaca (/ k l oʊ ˈ eɪ k ə / ⓘ kloh-AY-kə), pl.: cloacae (/ k l oʊ ˈ eɪ s i / kloh-AY-see or / k l oʊ ˈ eɪ k i / kloh-AY-kee), or vent, is the rear orifice that serves as the only opening for the digestive (), reproductive, and urinary tracts (if present) of many vertebrate animals.
The hemipenis is the intromittent organ of Squamata, [4] which is the second largest order of vertebrates with over 9,000 species distributed around the world. They differ from the intromittent organs of most other amniotes such as mammals, archosaurs and turtles that have a single genital tubercle, as squamates have the paired genitalia remaining separate. [5]
External view of anal spurs on a male, albino burmese python Skeleton of a Boelens python showing the bones inside the anal spurs Pelvic spurs (also known as vestigial legs) are external protrusions found around the cloaca in certain superfamilies of snakes belonging to the greater infraorder Alethinophidia. [1]
Copperhead “There's only one venomous snake that's really common in suburban areas,” said Sollenberger. And that's the copperhead. They can grow up to 4 feet long.
Finding just a snake skin, a really big snake skin. When the temperatures begin to drop, snakes go into a state called brumation . This event acts as a type of hibernation for cold-blooded animals.
Common garter snakes have bright blue, yellow and green stripes across their backs. A garter snake rests on a wood pile. The Western terrestrial garter snake species is common in most habitats but ...
Certain birds, mammals, and other snakes (such as kingsnakes) that prey on venomous snakes have developed resistance and even immunity to certain venoms. [26]: 243 Venomous snakes include three families of snakes, and do not constitute a formal taxonomic classification group. [citation needed]
Rectilinear locomotion relies upon two opposing muscles, the costocutaneous inferior and superior, which are present on every rib and connect the ribs to the skin. [5] [6] Although it was originally believed that the ribs moved in a "walking" pattern during rectilinear movement, studies have shown that the ribs themselves do not move, only the muscles and the skin move to produce forward ...