mammal

This is a significant problem because each oak tree supports up to 2,300 species of wildlife including birds, mammals, fungi and insects - the most of any native UK tree - according to the Woodland Trust.

The species lived at the end of the Triassic period, during which the first dinosaurs and the ancestors of mammals started to appear, the researchers said.

Patients who found it difficult to talk about their problems in the office opened up once they got in the water with these empathetic mammals.

Overwhelmed by these exotic sights, this visitor completely overlooked the presence of small, shrew-like mammals—the very creatures whose descendants would, eventually, inherit the earth.

That made them vulnerable to the mammals that arrived with European settlers in the 19th century.