Insect life-cycle polymorphism : introduction / S. Masaki and W. Wipking -- Diversity and integration of life-cycle controls in insects / H.V. Danks -- Seasonal plasticity and life-cycle adaptations ...

Researchers uncover for the first time the mechanism that likely explains how embryos form either a larva or a miniature version of the adult. For over 100 years, biologists have wondered why animals ...

There are two basic life-cycle patterns among animals. Many animals have complex life cycles with two or more very distinct stages; metamorphosis is the usual term for the often-radical changes that ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Imagine a photograph of your great-grandparents, grandparents and parents ...