Banking on a new community isotope database

Stable isotopes act like fingerprints or fibers in forensics, capturing details of where someone or something lived, what it ate or breathed, and how its environment changed over time.

Declaration of a climate emergency and next steps for action

Scientific consensus on the threat of climate change is well established, reaching back 40 years to the First World Climate Conference, held in Geneva in 1979. Over the ensuing decades, attendees of similar assemblies have ...

What wolves' teeth reveal about their lives

UCLA evolutionary biologist Blaire Van Valkenburgh has spent more than three decades studying the skulls of many species of large carnivores—including wolves, lions and tigers— that lived from 50,000 years ago to the ...

Animal ethics and animal behavioral science—bridging the gap

The moral status of animals is an important emerging topic for society, one that is leading to significant changes at academic, political, and legal levels in both wealthy and developing nations. However, some fields, such ...

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