Traits that enable an organism to reproduce, without necessarily them to survive, are often selected for. darwin called this idea sexual selection. all but one is an example of sexual selection in the animal kingdom. a) larger antler displays in male deer. b) female flies only breed once per life span. eliminate c) the male peacock's elaborate tail feathers used to attract the female. d) male elephant seals fighting over territory and potential female mates.

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.