搜索结果: 16-30 共查到“国际动态 动物学其他学科”相关记录193条 . 查询时间(1.386 秒)
Woodrats can't stomach favorite foods at high temps
Woodrats can't stomach favorite foods high temps
2017/7/24
You’d think desert woodrats already had a lot of adversity. Besides the constant threat of coyotes and other predators and the scorching Mojave Desert heat, their primary source of food is the creosot...
Is It Sometimes OK To Cheat?
Sometimes OK To Cheat
2017/7/24
When both partners benefit from a relationship—be they husband and wife or pollinator and flower—the relationship is known as a mutualism. But sometimes partners do not deliver their side of the barga...
How often does research reveal not only how dinosaurs could have moved in the past, but how robots might move in the future?If a Pacific parrotlet (Forpus coelestis) needs to get to a nearby...
Female vampire bats form strong social bonds with their mothers and daughters as they groom and share regurgitated meals of blood. They also form friendships with less closely related bats. Gerry Cart...
Lizards may be overwhelmed by fire ants and social stress combined
Lizards overwhelmed fire ants social stress
2017/7/20
Lizards living in fire-ant-invaded areas are stressed. However, a team of biologists found that the lizards did not exhibit this stress as expected after extended fire ant exposure in socially stressf...
Imagine living in perpetual darkness in an alien world where you have to find food quickly by feel or starve for months at a time.The limestone caverns of Mexico’s Sierra del Abra Tanchipa rainforest ...
Wallflower or Center of the Pack? Baboons Find Their Place
Wallflower Center of the Pack Baboons Their Place
2017/7/20
Are you the kind of person who, at a party, tends to be surrounded by friends in the middle of the crowd, or do you prefer to find a quiet corner where you can sit and talk? Recent work by scientists ...
Mating Battle Between Wild Cuttlefish Captured on Video for First Time
Mating Battle Wild Cuttlefish Captured Video for First Time
2017/7/19
It sounds like Shakespearean drama: A male fights to protect his mate after a rival steals her away, using all his cunning and strength to win her back. Yet this encounter played out not on the stage,...
Kent State University at Stark research unravels mysteries of mouthparts of butterflies
Kent State University Stark mouthparts butterflies
2017/4/27
Imagine that the way flies and butterflies drink nectar and other fluids can be imitated for use in medicine, potentially to deliver life-saving drugs to the body – and also how this method can save t...
The tale teeth tell about the legendary man-eating lions of Tsavo
The tale teeth tell legendary man-eating lions Tsavo
2017/4/27
An analysis of the microscopic wear on the teeth of the legendary “man-eating lions of Tsavo” reveals that it wasn’t desperation that drove them to terrorize a railroad camp in Kenya more than a centu...
As fins evolve to help fish swim,so does the nervous system
fins evolve fish swim nervous system
2017/4/27
The sensory system in fish fins evolves in parallel to fin shape and mechanics, and is specifically tuned to work with the fish’s swimming behavior, according to new research from the University of Ch...
Researchers at Stanford create new method for recording bird flight in 3D
Researchers Stanford recording bird flight 3D
2017/4/27
The wind rushing between skyscrapers is a substantial hurdle for anyone interested in operating small drones in urban areas. Yet, pigeons seem to have little trouble maneuvering through turbulent city...
If the early bird catches the worm, then does the smart songbird get the girl? That’s what a researcher at Florida Atlantic University and collaborators from the University of Miami, Duke University, ...
Egg-Sitting Glassfrogs Create Safe Exit for Tadpoles
Egg-Sitting Glassfrogs Safe Exit Tadpoles
2017/4/27
Glassfrogs may be somewhat see-through, but they have still managed to a hide an important secret—they are dedicated mothers and fathers that invest time in brooding their eggs. Smithsonian scientists...
Glassfrogs Show Surprising Diversity of Parental Strategies
Glassfrogs Diversity Parental Strategies
2017/4/27
Laid on leaves hanging over streams in tropical rainforests, glassfrog eggs are tasty snacks for snakes, insects and other predators until they hatch and drop into the streams to begin life as tadpole...