Five necessary attributes

General adaptability to the environment. 

High searching capacity for hosts. 

High rate of increase relative to the hosts. 

Good dispersal ability. 

Minimal time lag effects in responding to changes in host numbers.

TLS Online TPP Program

#Id: 2145

#Unit 9. Diversity of Life Forms

TLS Online TPP Program

#Id: 2146

#Unit 9. Diversity of Life Forms

Homoplasy is similarity arrived at via independent evolution.

TLS Online TPP Program

#Id: 2147

#Unit 9. Diversity of Life Forms

Homoplasy complicates building the phylogeny for a group of species.

TLS Online TPP Program

#Id: 2148

#Unit 9. Diversity of Life Forms

TLS Online TPP Program

#Id: 2149

#Unit 9. Diversity of Life Forms

Many phenotypic traits are genetically variable within species, they can readily evolve by natural selection and genetic drift.

TLS Online TPP Program

#Id: 2150

#Unit 9. Diversity of Life Forms

It is not surprising that size, shape, coloration, and many other traits undergo convergent evolution in diverse lineages