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Mammals
The world is home to 4260 named species of mammals. Mammals, or Mammalia are a class in the Phylum Chordata and the Subphylum Vertebrata. An animal is a mammal if, providing it is female, it can produce milk to feed its young.
2,954 Questions
Bats are the only flying mammals. There are also flying lizards, snakes, and squirrels, but they actually glide from one place to a lower point.
What birds are considered mammals?
No birds are mammals. In fact, birds are of a different kind of category, called "aves". Some scientists say that this is just another branch of the reptiles, but some say birds are different.
What mammals grow hair only after they are born?
Only mammals that have hair their whole lives are naked mole rats; this is because their hair doesn't go through a shedding process. Other mammals, like humans and chimpanzees, start growing hair immediately after birth.
What is meaning of Small Mammals?
Small mammals refer to a diverse group of animals that are relatively small in size and have fur or hair. This category includes rodents, shrews, rabbits, and some small carnivores like weasels and martens. Small mammals play important roles in various ecosystems as prey for larger animals, seed dispersers, and ecosystem engineers.
What are some environments that placental mammals live on?
Placental mammals live in almost every environment on Earth. They are one of the most successful groups in the animal kingdom. Mammals in general are very successful and the majority of mammals are placentals. This group is so successful because they are endothermic. The only mammals that are not placentals are the marsupials (kangaroo, opossum, etc) and the prototherians (egg laying mammals). Environments that do contain mammals would likely be constrained to those that are very severe: The deep ocean, extremely high mountain peaks, etc. Otherwise you can find these animals almost anywhere.
Why does the heartbeat of mammals's make a sound?
In all mammals, the heart is double pump. Each side of hte heart has an upper and lower chamber. The top chamber are called atriums and lower chamber are called ventricles. A one way flap called a valve connects the upper and lower chambers. when the heart muscle relaxes, blood flows through the open valves from the atriums into the ventricles. when the heart contracts, the flap is closed with a thump. the valve prevents the blood from moving back into the the atrium, and it is forced out of the heart through another opening. The sound from the valves can be heard through the tissues of the body and is often described as a lub-dub sound. I hope this helps everyone my son did this project for his science fair at Pioneer Academy of Science, Clifton NJ . Great project
What is Michigan's state mammal?
State Nickname: The Wolverine State
State Animal: White-tailed Deer
State Reptile: Painted Turtle
State Bird: Robin
State Fish: Brook Trout
What mammal has the highest population?
The mammal group with the highest population is the mouse. With an estimated 30 per every human on earth, that means there are approximately 210 billion mice on the planet.
The single mammal species with the highest population would be Humans. Cows number approximately 1.3 billion. Dogs number 500 million, cats number 300 million. In short, the animals whose specie has the highest numbers are the ones with the most importance to humans.
Outside of rodents, chickens have the largest population with 24 Billion.
What is the most common mammal in the world?
Some people would say humans, but there are only about six billion of us. I would suggest that it would be either an animal that is useful to us (ie. sheep, cattle) or a rodent. My best guess would be the rat or mouse.
How do mammals breathe underwater?
Mammals cannot breath water. Dolphins, whales, seals, walruses, and other aquatic mammals all have lungs and breath air. They seem as if they are breathing water because of the assumption that they have to breath as often as we do. However, aquatic mammals can actually hold their breath much longer, ranging from around 10min for a walrus to over an hour for some whales.
The reason they can do this has to do with the construction of their lungs and the Diving Reflex, which slows heart rate (among other things).
Mammals, such as whales and dolphins, have to hold their breath while underwater. They all have lungs and breath air and would drown if they tried to breath underwater. However, they can hold their breath for a long time (over an hour for some whales).
What is a mammal that carries their young in pouches?
A kangaroo is an example of a mammal that carries their young in a pouch. The joey, or baby kangaroo, develops inside the mother's pouch after being born extremely premature.
What is the hairy mammoth scientific name?
The scientific name for the woolly mammoth is Mammuthus Primigenius. A partial taxonomy for mammoth is:
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Proboscidea (long snout)
Family: Elephantidae (elephants and mammoths)
Genus: Mammuthus
There are several species within the Genus:Mammuthus, one of which is the woolly mammoth.
What is the scientific name for egg laying mammals?
Egg laying mammals are monotremes. They belong to the order monotremata.
Yes, a cat is a placental mammal. Placental mammals are a group of animals that give birth to live young, nourished through a placenta during gestation. Cats fall into this category as they exhibit this reproductive mechanism.
When did humans and mammals appear on earth?
The first true mammals appeared on Earth around 200 million years ago, in the late Triassic period. However, these mammals would remain small and relatively insignificant due to the dominance of the dinosaurs. Only when they died out 65 million years ago did mammals grow and diversify to become the ones we see today. The first modern humans (Homo sapiens sapiens) evolved around 200,000 years ago.
That is correct. Mammals are characterized by features such as having body hair, giving birth to live young, and producing milk to feed their offspring. Humans share these characteristics with other mammals.
Yes, a human being is a mammal. Mammals are a group of vertebrate animals that have mammary glands to nurse their young, hair or fur, and typically give birth to live young. Humans possess all these characteristics, making them mammals.
What is the slowest mammal on earth?
I'm sure its a three-toed sloth. They only come down from a tree once a week. Scientists who study sloths are always falling asleep - I'm not joking! Imagine watching a furry green thing do nothing for hours on end? The first thing a scientist who first saw the sloth said was: "I have never seen an uglier or more useless creature." But still their faces are quite cute I have to admit.
What kind of tools do mammalogist use?
Mammalogists use various tools such as binoculars, camera traps, GPS devices, radio telemetry equipment, and mammal identification guides to study and track mammals in their natural habitats. They may also use microscopes, scales, and measuring instruments for specimen analysis in a lab setting.
Yes, humans are mammals, because we have warm blood, we give birth to live young, and females produce milk to nurse their young.
Yes.
They share the same characteristics that every mammal does:
All mammals are warm blooded.
Most young are born alive.
They have hair or fur on their bodies.
Every mammal is a vertebrate.
All mammals have lungs to breathe air.
Mammals feed milk to their babies.
Yes.
They share the same characteristics that every mammal does:
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