Fish born alive or eggs
WebFor example, birds, reptiles, fish, insects and amphibians all lay eggs. Mammals don’t lay eggs - they give birth to their young. However, there are three exceptions to this, and they are the platypus, and the short-beaked and long-beaked echidna. These mammals are monotremes - mammals that lay eggs! WebApr 1, 2024 · If the parents laid eggs in a nest and defended them from other fish, use the net to divide the parents and the eggs on one side, and the other fish on the others. If …
Fish born alive or eggs
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WebApr 26, 2024 · Is fish born alive or hatched from eggs? Fish Reproduction: The eggs of fish are fertilized either externally or internally, depending on species. The female usually lays the eggs, and the embryos in the eggs develop and hatch outside her body. Each embryo develops in its own egg. The young are ‘born alive’ like most mammals. WebThe male carries the eggs for 9 to 45 days until the seahorses emerge fully developed, but very small. The number born maybe as few as five for smaller species, or 2,500 for larger species.
WebDo fish lay eggs or give birth? Fish reproduce by giving birth to their young alive or laying eggs. Find out more about fish reproduction here. WebSep 26, 2008 · Eggs hatch into fishlike young called tadpoles which grow and eventually undergo metamorphosis, a change in body form, to become adults. But some frogs do not have a tadpole stage, instead, tiny...
WebApr 1, 2024 · Look for your species name online to find out whether it lays eggs (oviparous species), or gives live birth (viviparous). The females of … WebFish are cold-blooded, have backbones, and lay eggs, just like reptiles and amphibians. Fish’s bodies are covered in scales. They do not have any arms or legs, so they use fins to swim. Fish have gills instead of lungs to …
WebFeb 24, 2024 · Platy fry are born more or less fully developed - they hatch from eggs inside their mothers' bodies - so they aren't difficult to care for. However, it is very common for the adult fish to eat the fry, so if you want many of them to survive, here are some actions you'll need to take to ensure this. Part 1 Preparing for Platy Fry 1
WebThe offspring develops in the female and is born alive. This occurs in most mammals, some cartilaginous fish, and a few reptiles. Internal fertilization has the advantage of protecting the fertilized egg from dehydration on land. The embryo is isolated within the female, which limits predation on the young. philo farnsworth invented whatWebAre fish born alive or in eggs? In most cases, the female drops eggs in the water which are immediately fertilized by sperm from the male. Another way is for fertilization to occur within the females body before she drops them into the water. With the third and final method, the female retains the eggs within her body and the young are born alive. philofelistWebAnswer: It hatches on eggs. Explanation: Fish reproduce by bearing live young or by laying eggs. Livebearers give birth to fully formed and functional young called fry. The eggs are … philofelis llcWeb22. snakes and frog are born alive or hatched from egg Answer: Female snakes that are ovoviviparous develop eggs inside their body. But when the babies are born, the female retains the eggs inside of her. So the hatchlings are born live, outside of an egg. Answer: Snakes and Frog are Hatched from egg. Explanation: tsf churchWebIn some fishes the eggs are fertilized internally but are shed before development takes place. Members of about a dozen families each of bony fishes and sharks bear live young. Many skates and rays also bear live … philo farnsworth progressive eraWebTerrestrial vertebrates and some fish evolved a form of fertilization in which the male gametes are introduced into the female reproductive tract. What is this called? internal … philo farnsworth là aiWebMay 18, 2024 · Egg laying almost certainly came before live birth; the armored fish that inhabited the oceans half a billion years ago and were ancestral to all land vertebrates … tsfc for turbofan