In the shallows, the seals are able to mate, rest, and raising the young pups. If sea level rises, where are these pups going to grow? Where are seals going to rest? Hawaiian Monk Seals have a very small variety of food. They eat fish, octopus, squid, and
The babies stay connected to the adult until it is old enough to go out on their own. If a sea anemone is torn apart by rocks, then each part becomes a new sea anemone. Other species are hermaphrodites producing both eggs and sperm. Sexual reproduction can occur with some species having separate sexes. In this case fertilized eggs develop into larvae, then settle on the sea bed and grow into young anemones.
Leather Back Turtle and its correlation with Human’s Food and Water Resourcing Activities. Species Description Weight: Adult: up to 2,000 pounds (900 kg) Hatchling: 1.5-2 ounces (40-50 g) Length: Adult: 6.5 feet (2 m) Hatchling: 2-3 inches (50-75 cm) Appearance: primarily black shell with pinkish-white coloring on their belly Lifespan: unknown Diet: soft-bodied animals, such as jellyfish and scalps, and pyro0somes Behavior: females lay clutches of approximately 100 eggs several times during a nesting season, typically at 8-12 day intervals. Life Cycle Juvenile leatherbacks may remain in tropical waters warmer than 26°C, near the coast, until they exceed 100cm in curved carapace length. Adults are pelagic and live in the open ocean, sometimes
This means giving birth to live young, and these newborns are over two feet long. Most whale sharks are sexually mature at thirty years old. This is when they are able to mate and reproduce. One thing that may be of some relief would be that whale sharks are harmless to people and usually to divers as well. But to top all of that, it is estimated that whale sharks live up to 100 150 years.
A 10-gallon plastic or glass tank with a lid is the ideal container for housing these crabs to accommodate furnishings and other crabs. They are social animals and prefer to live in groups. The small plastic homes with accessories sold as hermit crab kits are too small to serve as their dwellings but make excellent temporary homes or isolation
After they reach a size of 15-25 mm in length, they begin to develop a pair of fins above the aforementioned pair. When this new pair matures, the old pair of fins is reabsorbed into its body. The squid moves by flapping its fin, making it literally fly, underwater. They are fast creatures, able to move two body lengths per second; however they don’t have much stamina. Vampire squids are deep sea animals.
Chondrichthyes may come in a few different forms. Such as the very well known shark, this is my personal favorite. Chondrichthyes are also call called “cartilaginous fish”. The skeleton is these particular fish is made of cartilage. Cartilage is a type of dense connective tissue.
Most of the adult of this species are feeding on the marine plants life such as kelp and the algae while the young prefer more carnivores feeding style. In addition, they also may migrate in long distance in order to obtain their foods covered by from feeding ground to the hatching beaches. In addition, their adult can grow up to 1.5 metres long with the average weight from 68 to 190 kg. Physically they have the flattened body which covered by a large teardrop-shaped carapace with a pair of large paddle-like flippers that are usually light in colour. This reptiles also have the short neck.
An Egyptian clay seal dated between 4000 B.C. and 9000 B.C. shows four swimmers who are believed to be swimming a variant of the front crawl. More references to swimming are found in Babylonian bas-reliefs and Assyrian wall drawings, depicting a variant of the breaststroke. The most famous drawings were found in the Kebir desert and are estimated to be from around 4000 B.C.
The life cycle of a intestinal hookworm infection is that eggs are passed in the stool , and under favorable conditions like moisture and warmth, larvae hatch in 1 to 2 days. The released rhabditiform larvae grow in the feces or the soil , and after 5 to 10 days they become filariform larvae that are infective . These infective larvae can survive 3 to 4 weeks in favorable environmental conditions. On contact with the human host, the larvae penetrate the skin and are carried through the blood vessels to the heart and then to the lungs. They penetrate into the pulmonary alveoli, ascend the bronchial tree to the pharynx, and are swallowed .