Animals
- 			 Animals AnimalsSwimming evolved several times in treetop antsCertain ants living in tropical forest canopies turn out to be fine swimmers. By Susan Milius
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- 			 Animals AnimalsIt’s hard being a sea otter momThe energy requirements of lactation may explain why some female sea otters abandon their young. 
- 			 Life LifeDinos straddled line between cold- and warm-bloodedTyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds. By Meghan Rosen
- 			 Life LifeCalifornia mite becomes fastest land animalDespite being the size of a sesame seed, the Paratarsotomus macropalpis mite can outpace Usain Bolt and even a cheetah in terms of body lengths per second. 
- 			 Neuroscience NeuroscienceCrayfish get anxious, tooAfter receiving a shock, crayfish act anxious, avoiding brightly lit areas. 
- 			 Animals AnimalsLook beyond pest species to find beauty in cockroachesA few pest species give the group a bad name, but exotic roaches include an amazing diversity of colors and lifestyles. By Susan Milius
- 			 Animals AnimalsSee your lawn through a bird’s eyes with YardMapA new web tool lets you map your outdoor spaces and wildlife habitat, helping scientists understand how birds use urban and suburban spaces. 
- 			 Animals AnimalsAnt sperm swim as a teamThe desert ant has sperm that swim in bundles for extra speed, perhaps increasing their likelihood of fertilizing an egg. 
- 			 Animals AnimalsWinter road salting reshapes next summer’s butterfliesWinter road salt treatments boost sodium in roadside plants and alter development for monarch butterflies. By Susan Milius
- 			 Animals AnimalsDeadly bat disease gets easier to diagnoseWhite-nose syndrome in bats can be spotted with UV light, scientists have found. 
- 			 Paleontology PaleontologyPreserved pterosaur eggs hint at reptile’s social lifeThe first 3-D pterosaur eggs, which were found in China, suggest that the flying reptiles laid eggs together. By Meghan Rosen