yes, all mammals have fur (fur can also be called hair, in human's case)
Having hair is a characteristic of all "mammals."
animals do not have exoskeletons they have an inerskeleton like us. they are mammals.
Koalas and Kangaroos belong to the group of animals known as Marsupials. These mammals are characterized by having special pouches in which they keep their young.
In Brutus' analogy of the snake, there is a fallacy. There is no connection between the snake and corruption. Analogies between animals and human qualities are often fallacies since animals operate on an instinctual level as opposed to having motivation and will as human beings do.
sometimes
All mammals are chordates. Mammals include such animals as humans, dogs, monkeys, etc.
All mammals (both male and female) are characterised by having mammary glands.
Penguins are vertebrates. Vertebrates are animals having a backbone or spinal column. All birds, fish, amphibians, reptiles and mammals are vertebrate animals.
carnivorous aquatic mammals that include the seals, walruses, and similar animals having finlike flippers as organs of locomotion.
YES, pugs, and dogs in general, are mammals and mammals are set apart from the rest of the animals by having the three auditory ossicles of the middle ear.
No fish are mammals. Mammals are vertebrate animals that nurse their young. Mammals have many characteristics in common such as being warm-blooded, having some hair or fur, and being tetrapods (having four limbs, although in marine mammals these are fins).
The characteristics include having hair or fur, mammary glands, bear live young and are placental (though monotremes lay eggs and are classed as mammals)