点击科学
2024-04-26
在不到1 000 万年的时间里,非洲坦噶尼喀湖中已进化出约250 种慈鲷科鱼类。研究人员现已将这些鱼类的探索行为与生态位适应联系起来,并确定了对该物种的探索行为有强烈影响的一种遗传变异。封面图片描绘了一条雄性帝王慈鲷鱼在繁殖状态下进行领地展示的情景。
Abou t 2 5 0 c i c h l i d f i shspecies have evolved in Africa’sLake Tanganyika in less than 10million years. Researchers havenow linked exploratory behaviorto niche adaptation in thesefish and identified a geneticvariant with a strong effecton the exploratory behavioro f t h e s p e c i e s . T h e i m a g edepicts a male emperor cichlid(Boulengerochromis microlepis )in breeding mood performing aterritorial display.
2024-05-03
封面图展示了一个社会传播的过程,也就是通过精心挑选的种子个体,将创新和有益的想法与实践从面对面的社交网络中向外传播。(剩余1674字)