Maternal care decision rules should evolve responsiveness to factors impinging on the fitness
pay-offs of care. Because the caretaking environments common in industrialized and small…

… Diet breadth is defined by B G and B H , the minimum household effort that must be devoted
to … males requires that aggregate foraging effort must satisfy or exceed B G and B H , or …

We argue that evolutionary and ecological models of territorial behavior are useful to
archaeologists holding varied theoretical positions. First, we explain how evolutionary and …

… D and F are full siblings with the same parents, and so to calculate r the links are counted
via both parents (from D to A to F and also from D to B to F) so r = (0.5)2 + (0.5)2 = 0.5. H and I …

The paper presents a hierarchical Bayesian model for simultaneous inference of tournament
graphs and informant error. From multiple informant reports or measurement instrument …

… In the public goods game, a cooperator contributes a benefit b > 0 to the public good at
personal cost x, where 0 < x < b. A shirker consumes the public good without contributing. Under …

In the southern Maya lowlands of present-day northern Guatemala, Belize, the Yucatán and
southeastern Mexico, rulers reached their apogee in the Late Classic period (c. AD 550-850)…

… Both symptomatic as in B, and with abnormal ECG or chest X ray, or both, as in A, but no …
B. And frequent focal constrictions (one half the caliber of a proximal arteriolar segment.) Grade …

While numerous strategies have been used to educate and notify the public about potential
hazards from exposure to Harmful Algal Blooms (HABs), at present there are no national …

Scholars point to climate change, often in the form of more frequent and severe drought, as
a potential driver of migration in the developing world, particularly in populations that rely on …