Like big, tall trees in old-growth forests, older animals are irreplaceable. Pulling them out leaves the ecosystem less resilient to future shocks. It’s time for ‘longevity conservation’ measures.

Lots of animals need to produce many offspring as very few will survive ... an insect, a flowering plant, a bird and a human. Food chains and food webs in animals. videoFood chains and food ...

Loss of Earth’s oldest, wisest, and largest animals is having a negative impact on species survival, according to a new study ...

Inheritance is when a living thing reproduces and passes on genetic information to its offspring. This film explains how inheritance works in humans, animals and plants. The film also explores how ...

Ecology is the study of the relationships between living organisms, including humans, and their physical environment; it seeks to understand the vital connections between plants and animals and the ...

Not everything inside us is, strictly speaking, us. The closer we look at the genome, the more we appreciate the role of ...