Birds evolved from dinosaurs, and the earliest types actually had teeth. The problem with teeth is that they are heavy, and need heavy jawbones to support them, so lighter, faster birds evolved with horny beaks, and outcompeted the earlier versions, which became extinct.
they actually do have a tooth at the tip of their beak
Many birds have a 'crop' a sort of sack in their throats. They collect small pebbles in it and movement sort of grinds up the food to help it digest.
Birds do not have teeth because they do not need teeth. They do have a slight serration on the inside of their beaks that helps them to break food up.
Birds have beaks,and they have no teeth.Birds use their beaks to eat,groom themselves,feed their young,and find and move objects.Some birds also use their beaks to kill other animals
the birds digest quickly but it still goes through their digestive system and the reason it digests quickly is because it is very small compared to humans.
They urinate on it in order to soften the hard outer layer then they spread their siege on the inside dissolving the inner core. Finally they have intercourse inside the food
Most birds don't have teeth...
Sharp beaks
Yes.
DOTA
Yes, by breaking down the food you eat with your teeth it makes it easier to digest.
Grit is important for birds because birds don't have teeth. They depend on the grinding action of the grit in their gizzards to break down their food so that they can digest it.
No, they swallow their food whole, and because they are birds and birds don't have teeth
break down the food to digest
It helps digest their food.
No existing bird of any species has teeth. Birds have beaks.
No modern bird has teeth.
Our teeth chew up our food to make it smaller and get all the nutrients, so that it is easier to digest.
Our teeth chew up our food to make it smaller and get all the nutrients, so that it is easier to digest.
Teeth help by mechanical digestion, which is breaking the food in smaller pieces in order for the saliva to cover it and make it easier to digest.