Snakes are found on every continent except for Antarctica and can occupy a wide range of habitats, including forests, deserts ...

Rising global temperatures are changing the rules for survival—and reproduction—for many species. A new study from Saint ...

Scientists have pinpointed the 'pace' and 'shape' of life as the two key elements in animal life cycles that affect how different species get by in the world. The findings have important implications ...

This is a preview. Log in through your library . Abstract 1. In monogonont rotifers parthenogenetic reproduction allows population growth, and mictic (sexual) reproduction leads to the production of ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Occasionally, friends have asked me about the life cycles of plants, so here I will attempt to summarize them, in the context of plant evolution. I set the stage by describing the basic pattern of ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Classical demographic theory was developed to describe age-classified populations, in which knowledge of an individual's age accurately specifies its demographic state. In many species (e.g., plants, ...