Where Did Marine Reptiles Come From?

Marine reptiles were air-breathing creatures that lived in the water. Their ancestors were land-dwelling reptiles from the Permian and Triassic Periods. Except for the marine crocodiles, they were not closely related to dinosaurs.[1]

What Do Fish And Reptiles Have In Common

Both reptiles and fish are vertebrates, and most species possess a series of bones that enclose and protect their spinal cord. Some groups, such as the sharks and rays, have replaced bone with cartilage over their evolutionary history, but they are still firmly nested within the vertebrate family tree.Nov 1, 2017[2]

What Do Fish Amphibians And Reptiles Have In Common?

Fish, reptiles, amphibians, birds and mammals all have bones. Fish, reptiles and amphibians are cold-blooded animals. Scientists believe that fish were the first animals to develop bones. Some primitive fish, like sharks, have skeletons made out of a tough material called cartilage, but all the rest have bones.[3]

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Which Common Trait Do Reptiles And Fish Share?

Fish and reptiles are both cold-blooded creatures. Cold-blooded refers to the fact that fish and reptiles do not create their own internal temperature such as humans and other mammals do. Instead, they take on the temperature of their surroundings.Nov 1, 2017[4]

Are Fish And Reptiles The Same?

A fish is an animal that lives only in the water, whereas a reptile lives in both land and water. A fish is an aquatic vertebrate that is cold blooded or ectothermic. The reptile is also a cold blooded animal that is covered by scutes or scales.[5]

What Fish Are Reptiles?

All fish have scales, except for those that fall in the cartilaginous category. Fish have fins that help them swim, while reptiles have tiny legs as limbs for mobility, and in the case of snakes, it is scales. Some examples of reptiles are crocodiles, alligators, and snakes – they can be found in both land and water.[6]

What Is Surroundings Possibilities Potatoes Reptiles And Rodeos Alphebetized To The Third Letter

[PDF] Phonics/Spelling • Grade 5 • Unit 2 • Week 2 37www.pgsd.org › cms › lib › Centricity › Domain[7]

What Are Reptiles That Lost Their Limbs,Eyelids,And Ears During The Course Of Their Evolution

Legless lizard – Wikipediaen.wikipedia.org › wiki › Legless_lizard[8]

Which Reptiles Have No Limbs?

Snakes are reptiles with no legs. They move by using their muscles to push their scales against the ground or other objects.[9]

What Is The Evolution Of Reptiles?

Reptiles first arose from earlier tetrapods in the swamps of the late Carboniferous (Early Pennsylvanian – Bashkirian). Increasing evolutionary pressure and the vast untouched niches of the land powered the evolutionary changes in amphibians to gradually become more and more land-based.[10]

What Did The First Reptiles Evolve From?

The earliest amniotes appeared about 350 million years ago, and the earliest reptiles evolved from a sauropsida ancestor by about 315 million years ago. Dinosaurs evolved around 225 million years ago and dominated animal life on land until 65 million years ago, when they all went extinct.[11]

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When Did Legless Lizards Evolve?

Some slender Australian lizards called skinks have gone from being five-fingered to legless (like most snakes) in just 3.6 million years, a new study finds. That’s a blink of an eye in geologic time.[12]

Fish And Reptiles Share Which Of These Traits

Although separated by millions of years of evolutionary history, most fish and reptiles are vertebrates who share a number of similar traits, including the presence of a vertebral columns and scales, as well as ectothermic metabolisms.Nov 1, 2017[13]

Which Trait Is Shared By Most Fish Amphibians And Reptiles?

For example, amphibians and fish are both also vertebrates and ectotherms. This means that they both have backbones (a trait they share with mammals, birds, and reptiles) and don’t generate their own body heat (a trait they share with reptiles and invertebrates).[14]

What Do Fish Amphibians And Reptiles Have In Common?

Fish, reptiles, amphibians, birds and mammals all have bones. Fish, reptiles and amphibians are cold-blooded animals. Scientists believe that fish were the first animals to develop bones. Some primitive fish, like sharks, have skeletons made out of a tough material called cartilage, but all the rest have bones.[15]

Are Fish And Reptiles The Same?

A fish is an animal that lives only in the water, whereas a reptile lives in both land and water. A fish is an aquatic vertebrate that is cold blooded or ectothermic. The reptile is also a cold blooded animal that is covered by scutes or scales.[16]

What Traits Do All Reptiles Share?

Traits of Reptiles and AmphibiansReptiles are vertebrates. They have backbones.Their bodies are completely covered with scales.They are cold-blooded.Reptiles produce shelled eggs or bear live young.All species fertilize eggs internally.All species of reptiles have at least one lung.[17]

Which Of The Following Types Of Mammals Lay Eggs Like Reptiles Or Birds?

Monotremes, considered the most primitive form of mammals, have birdlike and reptilian features. The females lay eggs. Monotremes are represented by the aquatic duckbilled platypus and insectivorous echidna (spiny anteater).[18]

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Which Of The Following Mammals That Lay Eggs?

Only two kinds of egg-laying mammals are left on the planet today—the duck-billed platypus and the echidna, or spiny anteater.[19]

Are Egg-Laying Mammals Reptiles?

Egg laying mammals are primitive mammals which lay eggs like reptiles and belongs to the Monotreme. These animals are restricted to Australian region.[20]

Which Of The Following Type Of Mammals Lay Eggs Instead Of?

The egg-laying mammals — the monotremes, including the platypus and spiny anteaters — are eccentric relatives to the rest of mammals, which bear live young.[21]

Why Do Reptiles Have A Long Gi Transit Time

Less need for differentiation? Intestinal length of reptiles as … – NCBIwww.ncbi.nlm.nih.gov › pmc › articles › PMC8253402[22]

Why Is The Gi Tract So Long?

Surface area of absorption is increased due to presence of villi and microvilli on the inner lining. So small intestine plays an important role in human physiology by being significantly long. It helps to draw maximum benefit from food that we eat by facilitating complete digestion and subsequent absorption.[23]

What Kind Of Digestive System Do Reptiles Have?

The reptilian gastrointestinal tract follows a similar pattern to that found in higher vertebrates, and includes the mouth, buccal cavity, oropharynx, esophagus, stomach, small intestine, large intestine, and colon. The terminus of the reptile gastrointestinal tract, the cloacae, is similar to that found in birds.[24]

How Does A Reptiles Digestive System Work?

Like carnivorous reptiles, herbivorous reptiles cannot chew to speed up digestion. Instead, they swallow rocks and pebbles, which slosh about in the gut to help break down food by grinding it.Sep 26, 2017[25]

Do Reptiles Have A Caecum?

The small intestine ends in an ileocecal valve or sphincter. Many reptiles have a well-developed caecum. A caecum is present in most lizards and chelonians, but absent in most snakes, except for pythons. Crocodilians appear the lack a caecum (Kardong, 2011).[26]

How Do Mammals Differ In Their Skeletal Growth From Reptiles?

[PDF] Major difference between reptiles and mammalswww.austincc.edu › sziser › 1413 handouts › reptile vs mammals[27]

What Are The Major Differences Between Mammals And Reptiles?

Mammals have hair all over their bodies, while reptiles have scales. Mammals have live births and produce milk for their young, while reptiles lay eggs. Reptiles have only three-chambered hearts, mammals have four. Reptiles will continue growing throughout their lives and continually replace lost teeth.Jan 20, 2022[28]

How Does Reproduction In Mammals Differ From That In Reptiles?

Reptiles and mammals reproduce very differently. Most reptiles lay eggs, while mammals carry fertilized eggs internally, which they nourish through a placenta, and bear live young.[29]

How Is The Mammalian Skull Distinguished From Their Reptilian Ancestors?

In reptiles, the lower jaw is comprised of several different bones. In mammals, however, the lower jaw is comprised of only one bone – the dentary. The classic reptilian skull also has a small hole, or “third eye” – a trait not found in mammals.[30]

Resources

[1]https://www.prehistoriclife.xyz/cretaceous-period/marine-reptiles-of-the-mesozoic-era.html
[2]https://animals.mom.com/what-do-reptiles-fish-have-in-common-4606153.html
[3]https://www.washingtonpost.com/archive/lifestyle/wellness/1991/10/01/how-all-mammals-are-alike/6444fc3a-c799-4af2-b8d7-c2b9c004dcbd/
[4]https://animals.mom.com/similarities-between-fish-reptiles-7697936.html
[5]http://www.differencebetween.net/science/nature/animals-nature/difference-between-fish-and-reptiles/
[6]https://kidadl.com/facts/are-fish-reptiles-animal-difference-simplified-for-kids
[7]https://www.pgsd.org/cms/lib/PA01916597/Centricity/Domain/418/spelling%2520u2%2520w2.pdf
[8]https://en.wikipedia.org/wiki/Legless_lizard
[9]https://www.esi.utexas.edu/files/039_Learning_Module_Snake_Facts.pdf
[10]https://en.wikipedia.org/wiki/Evolution_of_reptiles
[11]https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/Book%253A_Introductory_Biology_(CK-12)/12%253A_Vertebrates/12.19%253A_Reptile_Evolution
[12]https://www.livescience.com/3053-evolution-action-lizards-losing-limbs.html
[13]https://animals.mom.com/what-do-reptiles-fish-have-in-common-4606153.html
[14]https://www.amazinglife.bio/traits-between-fish-and-amphibians
[15]https://www.washingtonpost.com/archive/lifestyle/wellness/1991/10/01/how-all-mammals-are-alike/6444fc3a-c799-4af2-b8d7-c2b9c004dcbd/
[16]http://www.differencebetween.net/science/nature/animals-nature/difference-between-fish-and-reptiles/
[17]http://archive-srel.uga.edu/outreach/factsheet/traits.html
[18]https://www.sciencedirect.com/topics/immunology-and-microbiology/monotreme
[19]https://www.scientificamerican.com/article/extreme-monotremes/
[20]https://www.toppr.com/ask/question/egg-laying-mammals-are-found-in/
[21]https://www.livescience.com/5746-odd-egg-laying-mammals-exist.html
[22]https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8253402/
[23]https://socratic.org/questions/why-are-our-intestines-so-long
[24]https://www.vetexotic.theclinics.com/article/S1094-9194(05)00009-5/pdf
[25]https://animals.mom.com/how-do-reptiles-digest-12312600.html
[26]https://cdn.ymaws.com/members.arav.org/resource/resmgr/Files/Proceedings_2011/2011_008.pdf
[27]https://www.austincc.edu/sziser/Biol%25201413/1413%2520handouts/reptile%2520vs%2520mammals.pdf
[28]https://study.com/learn/lesson/mammals-vs-reptiles-similarities-differences.html
[29]https://ncse.ngo/mammal-eggs-and-reptile-placentas
[30]http://www.idigfossils.org/mammal-skull-versus-reptile-what-are-the-differences/