The gang learns about dams./A bird drops a little oyster named Elroy on Nature Cat's head. The gang goes looking for their sleepy hammock and meet a family of beavers using trees to build a dam.

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...