Sea Turtles | Smithsonian Ocean
They can include barnacles, algae, and even small crabs. In fact, more than 100 different epibionts have been identified living on loggerhead sea turtle shells. If a sea turtle gets too many hitchhikers on its shell, it can become weighed down and have a harder time moving.
Turtle shell - Wikipedia
The turtle shell is a shield for the ventral and dorsal parts of turtles (the order Testudines), completely enclosing all the vital organs of the turtle and in some cases even the head. [1] It is constructed of modified bony elements such as the ribs, parts of the pelvis and other bones found in most reptiles.
The anatomy of sea turtles - National Oceanic and Atmospheric ...
It provides a fundamental background, reference photos of normal anatomy, and diagrams to guide novice or professional biologists, stranding personnel, and veterinarians. Species identification, standard dissection techniques, standard measurements, and basic anatomy are covered with a diverse audience in mind.
Sea turtle | Description, Species, Habitat, & Facts | Britannica
4 天之前 · Loggerhead (Caretta caretta) and green (Chelonia mydas) sea turtles have adult shell lengths between 0.9 and 1.2 metres (3 and 4 feet) long. The loggerhead is carnivorous and prefers coastal marine environments.
Sea turtles, facts and information - National Geographic
Its carapace is somewhat flexible and almost rubbery to the touch. The shells of other sea turtles are made of thick plates called scutes.
Sea turtle - Wikipedia
Sea turtles spend most of their lives swimming and following ocean currents and as water runs along the back of the sea turtle's shell it passes over the barnacles, providing an almost constant water flow and influx of food particles.
Sea Turtle Fact Sheet | Blog | Nature - PBS
2020年6月17日 · A sea turtle’s large, bony shell protects them from predators and abrasions. The shape, size and coloring of the shell depend on the species.
Sea Turtles - National Wildlife Federation
Sea turtles are among the oldest creatures on Earth and have remained essentially unchanged for 110 million years. In most sea turtles, the top shell—or carapace—is composed of many bones covered with horny scales, or scutes.
Sea Turtle Anatomy - Anatomy - Turtle Time, Inc.
The anatomy of the sea turtle is unique in that it is one of the few creatures to have both an internal and external skeleton. In all species except the leatherback, the external skeleton, whose main purpose is to provide protection and support for internal organs, is comprised of a bony shell which is, itself, divided into two halves: the ...
Voyage of the Lonely Turtle | Photo Essay: Turtle Anatomy | Nature …
2008年5月29日 · A sea turtle shell is lighter and more streamlined than that of land turtles but it is considered the most highly developed protective armor of any vertebrate species to have ever lived.