Sentences with phrase «studying animal predator»

Towards the end of my degree, my educational interest veered back towards animals, and I took a research position studying animal predator - prey relationships.

Not exact matches

This helped keep the animals safe at night from wandering off, getting eaten by predators, or from getting stolen, and also helped keep the family in the upper room above (If memory serves me right, Kenneth Bailey writes about this in Jesus Through Middle Eastern Eyes: Cultural Studies in the Gospels).

SARASOTA — Scientist Carl Luer has spent most of his life studying an animal humans inherently fear: sharks.The predators of the sea have been the villains of thriller tales since the 1974 novel, Jaws They've invaded the streets of Los Angeles in the...

Many of these animals are fierce predators that sit atop the food web, but Laidre's team found that they are also important subsistence resources: Arctic people hunt nearly 80 % of the studied populations for food and other uses.

Studies of those ancient Namibian reefs suggest that animals were indeed starting to fall prey to predators by the end of the Ediacaran.

Marshall suggests that it also emphasizes the importance of considering broader environmental contexts, such as predation risk, as well as the perceptual abilities of natural observers like predators in studies of animal behavior.

The study is one of the first to test if the «landscape of fear» model, a scientific theory that has been used to explain how animals move and interact with the environment based on their fear of being attacked by their predators, is applicable to large open marine systems involving wide - ranging species, like sharks and turtles.

To study the effects of intense hunting of sperm whales in the Pacific Ocean, Whitehead and his wife, marine biologist Linda Weilgart, collected data on the whales» vocalizations and tail scars, which may indicate how well an animal fends off predators.

Most studies of animal warning colors focus on how well they deter potential predators, but far fewer have examined whether the same signals help their bearers avoid detection by parasites, prey, or competitors, the researchers say.

The hypothesis on dietary differences between modern humans and Neandertals is based on the study of animal bones found in caves occupied by these two types of hominids, which can provide clues about their diet, but it is always difficult to exclude large predators living at the same time as being responsible for at least part of this accumulation.

«As with all good studies, this one generates many new questions,» says Staffan Bensch, an animal ecologist at Lund University in Sweden, who wonders whether the virus has benefitted some songbird species by killing off their avian predators, jays and crows.

A massive, wolf - sized otter that lived about 6 million years ago may have been a dominant predator in its time, according to a new study analyzing the animal's jaws.

Now a study in the journal Science shows the impact of this wholesale elimination of large predators and other animals at the top of local food chains.

Clues to the low diversity may be found through studies of the animals» main predator.

Previous studies have reported that trap - jaw ants sometimes jump with their jaws, «but it was unknown whether this behavior was meant to help them get away from a predator, and it wasn't clear that it actually improved their odds of surviving an encounter with a predator,» said University of Illinois graduate student Fredrick Larabee, who conducted the study with entomology professor and animal biology department head Andrew Suarez.

The study, «Hunger mediates apex predator's risk avoidance response in wildland - urban interface,» was recently published online in the Journal of Animal Ecology.

Socially sophisticated animals, these predators can discriminate maternal and paternal kin from unrelated hyenas and are selective in their social choices, tending to not form bonds with every hyena in the clan, rather preferring the friends of their friends, the study found.

But a certain four - legged predator, the spotted hyena, seems to know the benefits of this type of social bonding instinctively, according to a new study from the National Institute for Mathematical and Biological Synthesis (NIMBioS) that considers the structural factors affecting the social network of these animals.

Studies show that the animals caught by predators are generally weaker and more diseased than those killed by manmade sources.6, 7 One study found that «birds killed by cats had significantly lower mass, fat scores, and pectoral muscle mass scores» than birds of the same species killed by cars or windows.8 These studies indicate that cats are catching what some biologists refer to as the «doomed surplus» 9 — animals who would not have lived, and so whose death does not affect overall population Studies show that the animals caught by predators are generally weaker and more diseased than those killed by manmade sources.6, 7 One study found that «birds killed by cats had significantly lower mass, fat scores, and pectoral muscle mass scores» than birds of the same species killed by cars or windows.8 These studies indicate that cats are catching what some biologists refer to as the «doomed surplus» 9 — animals who would not have lived, and so whose death does not affect overall population studies indicate that cats are catching what some biologists refer to as the «doomed surplus» 9 — animals who would not have lived, and so whose death does not affect overall population levels.

A study published in Ecology Letters in January shows that animals like this particular hare, which have camouflage that changes to match the seasons, will now be much more vulnerable to their predators, thanks to later arriving winter snows and earlier spring melting.