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Tag: "beaks" at biology news

Homing pigeons get their bearings from their beaks

...the discovery of iron-containing structures in the beaks of homing pigeons in a new study (1) by Gerta Fleissner and her colleagues at the University of Frankfurt offers a promising insight into this complex topic. The article will be published online mid-March in Springer’s journal Naturwissenschaften. ...

UF scientists discover new genus of frogmouth bird in Solomon Islands

...sharp hook more like an owl’s. Steadman said their beaks are like no other bird’s in the world. They eat insects, rodents, small birds ?and yes, even frogs. For perspective on the scale of evolutionary difference between genera, consider that modern humans and Neanderthals are different species within the ...

Scientists crack rhino horn riddle

...ly resemble the structure of horses' hoofs, turtle beaks and cockatoo bills. This might be related to the strength of these materials, although more research is needed in this area," said Tobin Hieronymus, a doctoral student in biological sciences and lead author on the study. The study also found that ...

Zebra finch males prefer females with exaggerated maternal traits

...e red. Males in both groups preferred females with beaks that were more extremely colored than their mothers' beaks. This "peak shift" effect is known from other learning processes in which animals learn to distinguish different stimuli, but the presence of this effect in the imprinting process has not bee...

Engineers discover why toucan beaks are models of lightweight strength

...rs marveled at the lightweight toughness of toucan beaks that he occasionally found on the forest floor. No...first ever detailed engineering analysis of toucan beaks conducted in his lab. "Our computer modeling done shows that the beak is optimized to an amazing de...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...trus industry. At times these pests, whose sucking beaks are permanently attached to and suck juice out of leaves, infested trees so densely that the trees appeared to be covered with snow. Introduction of 129 Australian ladybird beetles (Rodolia cardinalis), a natural predator of the scale, to a Los Ange...

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