K.C.S.E Biology Q & A - MODEL 2018PP1QN19
The diagrams below illustrate some forms of beaks in birds.
(a) Which diagram represents the beak from which the others are likely to have evolved?
(b) Explain your answer in (a) above.
(a) Beak M
(b) Beak M is simple/basic; original beak; the birds separated to occupy different niches; and specialized for different diets; leading to more complex/developed beaks over time;
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