Advantages and disadvantages of internal fertilization

Internal fertilization This is the union of male and female gametes inside female animal The advantages and disadvantages of internal fertilization Advantages • more chances of fertilization • fewer predators of oval/fertilized egg protected in females body • stable internal environment • fewer gametes required •  eggs/fetus protected from dehydration •  The embryo is protected and nourished by the female (mammals only) Disadvantages • number of gametes fewer hence less number of offspring • less adapted for the sudden change of environment after birth • in mammals females suffer gestation stress Please find free downloadable notes, exams and marking guides of agriculture, biology, Physics, chemistry etc.  from digitalteachers.co.ug website. Dr. Bbosa Science