Meta-analysis reveals there is no evidence that variation in clutch size in birds is driven by the reproduction–survival trade-off.

It appears that when an organism does not need to withhold some resources to ensure future survival and reproduction, it can mobilize virtually all available resources to put into a single ...

The differential survival and/or reproduction of classes of entities that differ in one or more characteristics. To constitute natural selection, the difference in survival and/or reproduction ...

Here are a few takeaways: Under certain noise levels, the rate of survival to adulthood decreased, and the number of ...

But many organisms have evolved cooperative strategies for survival and reproduction. In these species "partnerships," at least one partner benefits, and neither is harmed. If only one partner ...

English naturalist, geologist, and biologist Charles Darwin employed the term to show how successfully adapted organisms achieve better survival rates through reproduction with trait inheritance ...

But when resources are scarce, competition can become an all-out war for survival and reproduction. While competition seldom gets truly violent, the outcome often determines which of the ...