It is spring in the northern hemisphere and birds initiate the remarkable architectural feat of building a home for the young. How is this accomplished? Hormones and Getting in the Mood Much of the ...

This is a preview. Log in through your library . Abstract In the peacock blenny (Salaria pavo) the reproductive behaviour is described to vary between two populations that differ in nest availability.

It can be hard to know if someone is really into you. Sometimes, you get hints — a certain look or smile, a nervous blush or flirtation. Giraffes get none of that. They have no set breeding season.

Xoaquín Moreira, Luis Abdala-Roberts, Ignacio M. Pérez-Ramos, Johannes M. H. Knops, Mario B. Pesendorfer, Walter D. Koenig and Kailen A. Mooney PREMISE OF THE STUDY:The influence of weather conditions ...

Bumblebee queens don t work nonstop. UC Riverside scientists discovered that queens take strategic reproductive breaks early in colony formation likely to conserve energy and increase the chance of ...

Source: Shark Bay Research Program, used with permission. Species across the animal kingdom play, suggesting the behavior has benefits. Scientists have long hypothesized a link between juvenile social ...