Sentences with word «eusocial»
Population genomics of eusocial insects: the costs of a vertebrate - like effective population size
unil.ch
Below are some facts and information on these amazing eusocial insects that are related to wasps and bees.
Like social insects, they live in eusocial colonies, some 300 - strong and governed by a queen.
Humans, with our complex societies and assorted mix of do - gooders, are like eusocial species in certain ways too: Older siblings look after younger ones; we even share a multinational space station with neighbors worldwide.
Androgen receptor distribution in the social decision - making network of eusocial naked mole - rats.
Hoping to test Wilson's new theory, Hughes and colleagues constructed a family tree of 267 species of eusocial bees, wasps, and ants.
Two African species — the naked mole rat and the Damaraland mole rat — are the only mammals in the world to have opted for a termite - like eusocial existence: a single queen gives birth to all other colony members.
That challenges Wilson's theory by suggesting that blood ties are indeed what get eusocial groups started, the team concludes in tomorrow's issue of Science.
«Tradeoffs between weaponry and fecundity in snapping shrimp queens vary with eusociality: Weakly eusocial queens must trade off their investment in maintaining their fighting claws or producing eggs.»
When insects first formed eusocial colonies, queens and workers must have been physically identical, he says, and the distinct castes came later, created by royalactin or something like it.
Episode 32 The final episode of OBSIDIAN, featuring the short story Eusocial Networking, by Scott Sigler.
The amber ant fossils froze a number of eusocial behaviors in time.
Death of an order: a comprehensive molecular phylogenetic study confirms that termites are eusocial cockroaches.
To find out, Bornbusch and colleagues determined fighting claw mass and egg number of 353 egg - bearing females from 221 colonies of six eusocial snapping shrimp species in the Caribbean.
In contrast, this trade - off was smaller or absent in queens of species that are strongly eusocial.
Conversely, in species that are more eusocial — notably those with a single queen per colony — protection by other colony members could be an explanation to a reduction in this cost of weaponry in queens.
«We find that in eusocial Synalpheus shrimp, female - female competition and reproductive skew play a role in shaping a trade - off in queen energy allocation between reproductive success and defense weaponry,» says Bornbusch.
In addition, colony size was also a factor: in large colonies of highly eusocial species, trade - offs between queens» weaponry and fecundity were smaller.
«Grouping by family can hasten the spread of eusocial alleles, but it is not a causative agent.
In line with that, they're social but not eusocial.
The other eusocial mammal is the Damaraland mole rat.
In the 1970s, Harvard University sociobiologist E. O. Wilson proposed that eusocial communities evolved because they were one big, happy family: The workers didn't mind being celibate because they closely shared their DNA with their sisters, some of whom would eventually become queens and mate, passing on these genes.
Eusocial insects exhibit the most striking example of phenotypic plasticity.
In queens of snapping shrimp species that are weakly eusocial, the researchers found strong trade - offs between fighting claw mass and egg number.
«This work helps us understand the evolutionary history of eusocial and communally breeding social systems, which are socially more complex than pair - forming,» he added.
Our species has flourished — or come to dominate the other species — not because of the techno - freedom displayed by individuals, but because we are the most «eusocial» of the highly intelligent animals.
They are the only two mammals known to be eusocial, meaning that, like ants and bees, they live in colonies where only one individual — the queen — reproduces.
Ants, whose colonies are composed mostly of sterile females that care for their mothers» offspring, are eusocial; so are termites.
Evolutionary biologists had long looked to inclusive fitness to explain «eusocial» species, those that live in highly connected structures inhabited by many generations at once.
Kin selection is the idea that cooperation arises, especially in the eusocial insects — bees, wasps, ants, termites — because of individuals favoring collateral kin: not just Mom and Dad or your offspring but, just as important, brother, sister, cousin, and so on.
They're eusocial, with just a few individuals in colonies doing all of the reproducing.
Snapping shrimp in the genus Synalpheus are the only marine organisms that are eusocial, that is, reproduction is skewed to the queens, and colonies defend their territories cooperatively.
Eusocial insects, including some bees, wasps and ants, are an extreme example, where sterile workers have sacrificed their own reproduction to help rear the queen's offspring.
Eusocial insects — bees, wasps, ants and termites — are the soap opera stars of the non-human animal kingdom.
While most thrips live solitary lives, K. intermedius is one of a few species that are eusocial: they live in colonies in which only a few individuals reproduce.
Mole rats vary widely in how social they are, from the eusocial naked mole rats to the solitary small dune mole rat.
The Zambian mole rat is related to the famous naked mole rat, one of only two mammals to live in «eusocial» colonies: like honeybees and termites, a single queen does all the breeding and the others work to maintain the colony.
Some insects, such as ants and bees, live in «eusocial» groups, in which different members carry out specialized jobs to help maintain the colony.
Another important Hymenopteran insect, the eusocial bee appeared, which was integral to and symbiotic with the appearance of flowering plants.
Previous research explored recombination in the honeybee, a eusocial hymenopteran with an exceptionally high genome - wide recombination rate.
It's the Anchorman of Marvel movies, a eusocial experiment in de minimis, a goldilocks «just right» with all of the superheroism, effects and excitement packaged in.
The naked mole rat is also one of only two mammal species that are «eusocial» — meaning they live in a colony like ants, termites or bees (the other species being the Damaraland mole rat).