Tree of Life
Plant Flower, Tree
Invertebrate Octopus, Ant, Bee, Butterfly, Spider, Lobster
Vertebrate Fish, Seahorse, Ray, Shark, Frog, Turtle, Tortoise, Dinosaur
Bird, Ostrich, Owl, Crow, Parrot
Mammal Bat, Rabbit, Giraffe, Camel, Horse, Elephant, Mammoth
Whale, Dolphin, Walrus, Seal, Polar Bear, Bear, Cat, Tiger, Lion, Dog, Wolf
Monkey, Chimpanzee, Human
These are organized by a classification scheme developed exclusively for Cosma. More…
crow : any of various large usually entirely glossy black passerine birds (family Corvidae and especially genus Corvus). — Wikipedia
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New Caledonian crows found able to infer weight...
on January 9, 2019 at 2:40 pm
A team of researchers with members affiliated with the University of Auckland, the University of Cambridge, Bertha von Suttner University and the Max Planck Institute for the Science of Human History has found evidence that suggests New Caledonian crows can infer the weight of an object by watching how it behaves in the wind. In their paper published in Proceedings of the Royal Society B, the group describes experiments they carried out with crows they captured and what they found. […]
More young and other traits help mammals adapt to...
on December 21, 2018 at 11:56 am
Species of mammals that live in urban environments produce more young compared to other mammals. But along with this advantage, mammals have other strategies to successfully inhabit cities. This is what Radboud University ecologist Luca Santini and colleagues found in a study that they will publish in Ecology Letters on 21 December. "This is the first step of many to understand why certain mammals manage to live in cities and why other species don't." […]
Tiny raptor tracks lead to big discovery
on November 16, 2018 at 3:30 pm
Tracks made by dinosaurs the size of sparrows have been discovered in South Korea by an international team of palaeontologists. […]
Rare fossil bird deepens mystery of avian...
on November 13, 2018 at 12:26 pm
During the late Cretaceous period, more than 65 million years ago, birds belonging to hundreds of different species flitted around the dinosaurs and through the forests as abundantly as they flit about our woods and fields today. […]
New Caledonian crows can create tools from...
on October 24, 2018 at 2:39 pm
An international team of scientists from the Max Planck Institute for Ornithology and the University of Oxford has revealed that New Caledonian crows are able to create tools by combining two or more otherwise non-functional elements, an ability so far observed only in humans and great apes. […]