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Male reproductive strategies in two species of spider crabs, Leurocyclus tuberculosus and Libinia spinosa
(Elsevier Gmbh, 2020-09)
Reproductive strategies vary according to season length, individual reproductive traits, and factors associated with the social context such as density and sex ratio of the individuals. The social context predicts the ...
Mixed-breed guarding dogs reduce conflict between goat herders and native carnivores in Patagonia
(Jack H. Berryman Institute, 2012-09)
Goat husbandry is the main rural livelihood in the northern Patagonian steppe of Argentina, and herders kill any carnivore that they believe threatens their herds, including the endangered Andean cat (Leopardus jacobita). ...
Characterization of cuticular hydrocarbons according to colony duties in the stingless bee Tetragonisca angustula
(Springer, 2017-08-14)
In social insects, task-related recognition plays an important role in the coordination and cohesion between members of the colony. Tetragonisca angustula is an eusocial stingless bee that presents a sophisticated system ...
Improved water use efficiency and shorter life cycle of Nicotiana tabacum due to modification of guard and vascular companion cells
(Nature Publishing Group, 2018-12)
Severe droughts are predicted for the twenty-first century, which contrast with the increased demand for plant materials. Thus, to sustain future generations, a great challenge is to improve crop yield and water use ...
Overexpression of Arabidopsis aspartic protease APA1 gene confers drought tolerance
(Elsevier Ireland, 2020-03)
Drought is an environmental stress that severely affects plant growth and crop production. Different studies have focused on drought responses but the molecular bases that regulate these mechanisms are still unclear. We ...
Food transfers to young and mates in wild owl monkeys (Aotus azarai)
(Wiley-liss, Div John Wiley & Sons Inc, 2008-01)
Accounts of food sharing within natural populations of mammals have focused on transfers to offspring or transfers of food items that are difficult to obtain (such as meat). Five groups of socially monogamous owl monkeys ...