Plants and animals need health lands and waters to live on the Colorado Plateau. Here's what we're doing to help beaver, ...

Riley Black’s new book, When the Earth was Green, uses the latest research to envision the ancient worlds of our favorite prehistoric animals.

The following adaptations allow plants to survive in the conditions of the rainforest. Drip tips close drip tipPlants with pointy tips. This allows water to run off the leaves quickly without ...

“These plants and animals can never be brought back. We absolutely must do everything we can to avert the loss of even more threads in our web of life.” In a single bright spot, the agency retained ...

This observation is explained by another key feature of stem cells that is shared between plants and animals, as explained below. The ability of stem cells to constantly generate new tissues has ...

Likewise, there are no fossils of complex land animals or plants before the Cambrian era ... Ozone production depends on atmospheric oxygen and background UVR. It has been widely accepted by ...

Cells are the smallest unit of life. Cells in multicellular plants and animals are arranged into tissues, organs and organ systems. Cells. Tissues. Organs. Organ systems. And the organism itself.