No, they do not have ears. But they can detect sound; the hollow hairs on the outside of their bodies pick up vibratons caused by sounds and vibrations in the water. These hairs are also used for feeling, tasting and smelling.
A horse has two nostrils, one on each side of its nose.
They have two nostrils
The platypus's nostrils are on its bill.
The openings in your nose are the nostrils.
Yes, cows do have large nostrils. These large nostrils will allow more air into the lungs than smaller nostrils would.
The nostrils / nares are the openings in the nose.
4 all together... 2 internal nostrils and 2 external nostrils
horses have two nostrils
The nostrils are the openings in your nose through which you breathe. You can use the word "nostrils" in a sentence like: "His nostrils flared in anger" or "She could smell the delicious aroma through her nostrils."
two nostrils
The kakapo's nostrils are at the top of its beak, the same as all other birds except the kiwi (which has its nostrils at the end of its beak).
beeswax was used to stuff the nostrils.