What are size of female population of butterfly (Breed once and one year life span ) after two year ?

Nt = 20 (initial population ) Nt+2 =?

Ro=1.5 number of female produced per female per generation

#Question id: 3482

#Section 2: Evolution

Which statement below about mating behavior is correct?

A) Some aspects of courtship behavior may have evolved from agonistic interactions.

B) The degree to which evolution affects mating relationships depends on the degree of prenatal and postnatal input the parents are required to make.

C) The mating relationship in most mammals is monogamous, to ensure the reproductive success of the pair.

D) Polygamous relationships most often involve a single male and many females, but in some species this is reversed

#Question id: 11357

#Section 4: Behavioural Ecology

In the Lotka-Volterra population models for predator and prey, what is the consequence of an increased birth rate of prey?

#Question id: 11178

#Section 1: Ecology

At low population densities

#Question id: 3460

#Section 2: Evolution

The many eyes hypothesis suggests prey flock because:

#Question id: 10242

#Section 1: Ecology

Ecologist Robert Macarthur observed that five species of similar warblers coexisted on spruce trees because they