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What period did most marine animals become extinct?
Most marine animals experienced significant extinction during the Late Permian period, around 252 million years ago, during the Permian-Triassic extinction event. This event is considered the largest mass extinction in Earth's history, with approximately 90% of marine species going extinct. Other notable marine extinctions also occurred during the Late Cretaceous period, around 66 million years ago, which led to the demise of the dinosaurs and many marine reptiles.
Are trillabites still alive?
No, trilobites are extinct marine arthropods that lived from the early Cambrian period to the end of the Permian period, around 520 to 250 million years ago. There are no living trilobites today.
Where did all the Cambrian animals live?
During the Cambrian period, animals primarily lived in the ocean. They inhabited various marine environments such as shallow seas, reef systems, and coastal regions. Some also lived in deeper waters, but the majority of Cambrian animals were marine organisms.
Is Argentavis magnificens extinct?
Yes, Argentavis magnificens went extinct in the late Miocene period.
What did eryops eat?
Eryops, an extinct amphibian from the Permian period, likely ate a variety of prey such as fish, insects, and small reptiles. Its large size suggests it was a top predator in its environment, hunting and feeding on smaller animals.
What period did most marine animals become extinct?
Most marine animals experienced significant extinction during the Late Permian period, around 252 million years ago, during the Permian-Triassic extinction event. This event is considered the largest mass extinction in Earth's history, with approximately 90% of marine species going extinct. Other notable marine extinctions also occurred during the Late Cretaceous period, around 66 million years ago, which led to the demise of the dinosaurs and many marine reptiles.
What is oestrus period in relation to animals?
it is a period in animals where they become sexually active
Why did the Rhamphorhynchus become extinct?
Like all dinosaurs, we still do not know how this prehistoric animal became extinct. it evolved though, because it lived in the Jurassic period of the mesosoic, and did not become extinct, but it evolved
Why did Rhamphorhynchus become extinct?
Like all dinosaurs, we still do not know how this prehistoric animal became extinct. it evolved though, because it lived in the Jurassic period of the mesosoic, and did not become extinct, but it evolved
What is a fossil that looks like a spiral?
Ammonite shells.A fossil that looks like a spiral or a rams horns is called an ammonite. Ammonites is extinct group of marine invertebrate animals that appeared during the Devonian period.
What does a dicellograptus eat?
Dicellograptus is an extinct genus of graptolites, which were marine colonial animals. They primarily fed by filtering plankton and organic particles from the water using their tentacle-like structures. These creatures lived in the ocean during the Ordovician period and played a significant role in the marine ecosystem of their time.
What is an extinct group of marine arthropods?
Trilobites, and eurypterids (giant marine scorpions). Ammonites are not arthropods but molluscs.
What period did dinosaurs become extinct?
around 6.5 billion years ago
When did helicoprion become extinct?
It is not known specifically why the Helicoprion because extinct. It is thought that they became extinct in the Triassic period.
When did the pterodaustro become extinct?
During the Cretaceous period, about 140 million years ago
Why did trilobites become extinct?
The trilobites went extinct during the mass extinction at the end of the Permian period.
How did apatosaurus become extinct?
they havent gone extinct they have just evolved into humans
