Scientists study animals and their environments to learn about the world’s biodiversity. Find out what Darwin learned during his five-year voyage on the HMS Beagle.

Scientists study insects by observing them in nature and collecting them for further research. Learn their techniques so you can make your own discoveries with this article and online investigation.

Explore astronomy, meteorites, the Earth, and the forces that make collisions happen

Investigate the mysterious world of the giant squid—the deep sea. This ocean habitat is home to billions of animals, many relying on amazing adaptations, such as bioluminescence, that allow them to survive in extreme conditions. 

Explore the diversity of bats, the only mammals that can fly, with these articles and online investigation. 

Squamates—legged and legless lizards, including snakes—are among the most successful vertebrates on Earth, found everywhere but the coldest and highest places on the planet. 

Jade has been treasured around the world for thousands of years. Travel to Guatemala with an AMNH curator looking for the source of Olmec jade.

When AMNH scientist Felicity Arengo heads out to observe flamingos in the wild, she needs far more than sunscreen. Travel with her to the Altiplano of South America, one of the harshest places on Earth, to meet the unusual birds that call it home.

Earth Day is a good time to reflect on the health of our planet. Museum scientists and Science World readers shared their plans to go green. 

Did you know a scorpion can control how much venom it produces in its stinger? Meet a scientist who's discovered more than 70 species of scorpions and find out what he's learned about them.