Search Results for: predators
Natural selection
Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More
Specialists Are Better At Avoiding Predators
Insect herbivore species often specialize on the host plants that they eat, evolving adaptations to use a plant's unique... Read More
500 million years of errors: Brachiopod shells record shadow of arms race in ancient oceans
Blacksburg, Va. - A study of fossils from the Paleozoic Era, collected across the world, reveals that ancient brachiopods... Read More
Pressured by predators, lizards see rapid shift in natural selection
CAMBRIDGE, Mass. - Countering the widespread view of evolution as a process played out over the course of eons, evolutionary... Read More
Trophic level
In ecology, a trophic level pertains to a position in a food chain or ecological pyramid occupied by a group of organisms... Read More
Marine Biodiversity Essential To Preserving Species
CORVALLIS - A new study of marine ecosystems suggests that the preservation of biodiversity is more than just a lofty goal -... Read More
Thanatosis – Faking Death To Escape Doom
Thanatosis -- pretending to be dead -- is one of the best strategies that certain wild animals came up with in order to... Read More
Predator-prey relationship
Definition noun An interaction between two organisms of unlike species in which one of them acts as a predator that... Read More
Polymorphism
Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More
Pest Control Breakthrough From A Spider’s Stomach
DNA found in a spider's stomach could herald a breakthrough in the fight against farm pests, which cause millions of... Read More
Migrating songbirds learn survival tips on the fly
(Kingston, ON) - Migrating songbirds take their survival cues from local winged residents when flying through unfamiliar... Read More
Looking Different ‘Helps Animals To Survive’
August 9, 2009 — In the animal kingdom, everything is not as it seems. Individuals of the same species can look very... Read More
Takahē (Porphyrio hochstetteri)
By: Maria Victoria Gonzaga Previously, we've seen the different animals endemic to New Zealand. Due to the... Read More
New Zealand’s Unique Geographical History
Written by: Maria Victoria Gonzaga Peer-reviewed by: Cathy Buntting, Ph.D. and Andrea Soanes New Zealand is... Read More
Population Growth and Survivorship
By: Maria Victoria Gonzaga Previously, we learned about biodiversity and endemism. Now, let's look at the... Read More
Theory Of Oscillations May Explain Biological Mysteries
New mathematical studies of the interactions between oscillating biological populations may shed light on some of the... Read More
Females Promiscuous For The Sake Of Their Grandchildren
Bruchid beetles mating. Despite mating being a risky business for females -- not least with the threat of injury, sexually... Read More
Population Regulation in an Ecosystem
Darwin focused some of this work in regards to the population size of a species, and what factors may affect them. He... Read More
Signal Chemical Primes Plants For Pest Attack
Physically damaged or chewed plants produce a volatile chemical that may serve as a primer to prepare nearby plants to... Read More
Long-Necked Sea Reptiles Had Unexpected Diet, Fossils Show
By James Owen An artist's conception shows a plesiosaur trawling the ocean floor... Read More
Investigating Microplastic Trophic Transfer in Marine Top Predators
Microplastics are less than 5mm diameter particles that came from different sources including cosmetics, clothing and... Read More
Sniffing at what the nose knows
UM researcher finds mice may swap data via smell When it comes to dating and mating, how much more can we learn from what... Read More
Convergent evolution
Convergent evolution definition What is convergent evolution? Convergent evolution is a concept in evolutionary biology... Read More
Insect control
Definition noun A method of controlling insect population, such as by chemical, biological, or other means Supplement There... Read More
Fishing kills Fijian coral reefs
Outbreaks of a coral-eating starfish have occurred in Fiji resulting from overexploitation of the predatory fishes that... Read More
A newly discovered chemical weapon in poison frogs’ arsenal
Scientists have discovered new toxins that some Amazonian poison frogs use as a chemical... Read More
Researchers Uncover New Burrowing Dinosaur
An Emory University paleontologist, collaborating with colleagues from Montana State University and Japan, has uncovered... Read More
Female birds choose best singers to have smarter offspring
In a recent series of studies, Cornell University neurobiologists are showing why females of some avian species choose... Read More
Burrowing mammals dig for a living, but how do they do that?
Next time you see a mole digging in tree-root-filled soil in search of supper, take a moment to ponder the mammal's humerus... Read More
Evolution Impacts Environment: Fundamental Shift in How Biologists Perceive Relationship Between Evolution and Ecology
Biologists have known for long that ecology, the interaction between organisms and their environment, plays a significant... Read More
When Evolution Is Not So Slow And Gradual
Guppies. What's the secret to surviving during times of environmental change? Evolve...quickly. Guppy populations... Read More