they belong to giants
In the case of the apple maggot flies, it is an example of sympatric speciation. Two different populations occur in different niches where there is no gene flow between the two.
Apple maggot flies originally were living only on hawthornes. When apples were introduced, some flies started reproducing on apples and so the apple maggot fly evolved.
A hawthorn tree.
Apple maggot flies evolved when the ancestor began laying eggs on hawthornes. After apples were introduced to America, the flies started laying eggs on both apples and hawthornes.
They are not the same species but they belong to the genus Annona. They both are distantly related.
Like really bitter, sour apple sauce. It is the ancestor of the apple.
There are no apple trees that have thorns. There is a tree called the Hawthorn Thornapple tree that has thorns as its name suggests.
an apple with a maggot in it for being a noob
Brown streaks may very likely be caused by the larvae of the Apple Maggot.
They have different allele frequencies.
Apple belongs to the fruit food group.
apple