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A solitary Deinonychus could not kill an adult tenontosaur, suggesting that pack hunting is possible. [4] A 2007 study by Roach and Brinkman has called into question the cooperative pack hunting behavior of Deinonychus, based on what is known of modern carnivore hunting and the taphonomy of tenontosaur sites.
Suzanne Batra introduced the term "eusocial" [1] after studying nesting in Halictid bees including Halictus latisignatus, [2] pictured.. The term "eusocial" was introduced in 1966 by Suzanne Batra, who used it to describe nesting behavior in Halictid bees, on a scale of subsocial/solitary, colonial/communal, semisocial, and eusocial, where a colony is started by a single individual.
The individuals giving up their own reproductive success form a sterile caste of workers within the group. All species that practice reproductive altruism produce one or more queens, the only breeding females, who are larger than the rest. The remainder of the society is composed of a few breeding males, sterile male and female workers, and the ...
Deinonychosauria is a clade of paravian dinosaurs which lived from the Late Jurassic to the Late Cretaceous periods. Fossils have been found across the globe in North America, Europe, Africa, Asia, South America, and Antarctica, [2] with fossilized teeth giving credence to the possibility that they inhabited Australia as well. [3]
The Prince of Wales made the remark after being given a gift for not just Prince Louis but also Prince George and Princess Charlotte — with an extra element added
U.S. oil producer Chevron used the term "Gulf of America" instead of Gulf of Mexico in its fourth-quarter press release on Friday, a sign of corporate America beginning to implement U.S. President ...
Sociality is the degree to which individuals in an animal population tend to associate in social groups (gregariousness) and form cooperative societies. Sociality is a survival response to evolutionary pressures. [1] For example, when a mother wasp stays near her larvae in the nest, parasites are less likely to eat the larvae. [2]
Today's NYT Connections puzzle for Saturday, January 18, 2025The New York Times