Sexual Selection Forces Club-Winged Manakins into Slower Flight

In the  Western Andes of Ecuador, small brown birds with a red crown, club-winged manakins, use their wings to sing. They open and close their wings to produce sounds resembling an electric guitar–bip, bip, WANNGG, bip, bip, WANNGG! These male birds are trying to attract female mates, who find this very type of music very alluring. This new way of singing is […]

Read more

Hurricanes and Climate Change

“Temperatures have been rising and theory and computer modeling suggest an intensity in a warmer world.” -John Schwartz Is there a relationship between climate change and the frequency and ferocity of hurricanes? Katharine Hayhoe a climate scientist at the Texas Tech University says that hurricanes are not necessarily caused by climate change, but are certainly being affected […]

Read more

This Fish Can Clone Itself

As humans, we think of reproduction in the traditional sense. But scientists discovered a fish with genes of only its father, which means that a male fish produced a clone of itself. This is a  very rare phenomenon called androgenesis. The fish that produced a clone of itself is a hybrid called the squalius alburonides […]

Read more

Why Do Flamingos Stand on One Leg?

Did you know that flamingos can stand on one leg even when they are asleep? This is a remarkable fact since humans become wobbly standing on one leg with their eyes closed even for a few seconds. But for the flamingos, the opposite may be true. In fact, standing on two legs may be counter-intuitive to flamingos and require more energy. One […]

Read more

Crooked Trees in Poland

A patch of some 400  pine trees in Poland’s Krzywy Las, Crooked Forest, has a most unusual look– tree trunks with a significant curvature like a giant “c.” The trees are all bent northward stretching out about 2-3 feet and then pivoting back upwards. This unusual look has been the subject of many theories over […]

Read more