Categories
Без категории

Birds: Kakapos have good genes

Birds : Kakapos have good ones Gene The New Zealand kakapo is one of the rarest bird species on earth. However, its genetic makeup is still surprisingly diverse and healthy. That gives hope. by Esther Megbel © Liu Yang/Getty Images/iStock (detail) Kakapo fans can be happy: The cute birds carry fewer genes that are harmful […]

Categories
Без категории

Intelligence: Goffink's cockatoos make tools

Intelligence : Goffink cockatoos are attacking the tool box Some wild Goffink cockatoos make tools to get snacks. The animals build tools for levering and cutting so that they can eat fruit. © Arina_Bogachyova/Getty Images/iStock (detail) Goffink's cockatoos (Cacatua goffiniana) are known for making and using tools in captivity. The group around biologist Mark O'Hara […]

Categories
Без категории

Paleontology: Predatory dinosaurs trumped early tyrannosaurs

Paleontology : Predatory dinosaurs trumped early Tyrannosaurs In Uzbekistan, a dinosaur jaw was found in a museum that suggested a huge predatory dinosaur. The species dominated the food chain of its time even more than the tyrannosaurs of the time. by Daniel Lingenhöhl © Julius T. Csotukistanensis (Excerpt ) Huge serrated teeth, weighing a ton […]

Categories
Без категории

House tiger: How tabby cats get their coat pattern

House cats : Like cats you do Get a fur pattern A gene called »Dickkopf & nbsp; 4« creates the stripes in the cat's fur. They develop long before the first hair follicles form. by Lars Fischer © w-ings/Getty Images/iStock (excerpt) The different colored fur patterns of tabby cats develop in the early embryo, long […]