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In the food types eaten. The ranges where some beak sizes would gather food and the ranges where other type beak sizes would gather food could be quite different and the two beak sizes would not mate and their gene pool would drift apart and become too variant for successful mating. Just one of many scenarios that could lead to reproductive isolation is birds of different beak sizes. Think of sexual selection and come up with another yourself.
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∙ 12y ago
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What is the difference between a bill and a beak?
A bill is flat where as a beak is curved.
What is the most likely reason that a long beak could be an adaptation for a bird living in a temperature forest?
The beak could assist the bird with cracking open nuts,or attacking competitors.
What does it mean when a chickens beak is black?
There could be various reasons why a chickens beak is black. It could be bruising from other chickens or an infection.
What 3 beak variations could appear further improve your species chances of survival when feeding on small seeds?
smaller and longer and thiner and pointer beak
What is a most likely reason that a long beak could be an adaptation for a bird living in a temperate Forest?
The beak could assist the bird with cracking open nuts,or attacking competitors.
What specific difference about the finches on the galapagos islands were of great interest to Darwin?
beak structure
What specific difference about the finches on the Galapagos island were of great interest to darwin?
beak structure
What does the toothed beak on a dolphin do?
They could use it for anything like:eatingchewingbitingkissinglicking
What is the difference between a penguin beak and eagle beak?
Curved. Allright. But pelicans can store more food in its beak for its babies, unlike the bald eagle.
What is the difference between the St Vincent parrot and the pacu?
the st. Vincent parrot has a shorter beak and brighter colors but the pacu has a long beak non bright colors and no anus
What is the difference between the st. Vincent parrot and the pacu?
the st. Vincent parrot has a shorter beak and brighter colors but the pacu has a long beak non bright colors and no anus
What is the difference between male and female pukeko?
the boy has red on his beak I think
