267 The evolution of egg shape in birds: selection during the incubation period.
https://onlinelibrary.wiley.com/doi/abs/10.1111/ibi.12658
266 Urine marking in male domestic dogs: honest or dishonest?
https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/jzo.12603
265 Two populations of Anolis lizards that survived Hurricanes Irma and Maria had larger toepads, longer forelimbs and shorter hindlimbs relative to the pre-hurricane populations, which suggests hurricane-induced natural selection.
https://www.nature.com/articles/s41586-018-0352-3
264 Age and performance at fledging are a cause and consequence of juvenile mortality between life stages.
http://advances.sciencemag.org/content/4/6/eaar1988
263 GPS tagging reveals leaders and followers among migrating white storks.
http://science.sciencemag.org/content/360/6391/911
262 High parasite diversity accelerates host adaptation and diversification.
http://science.sciencemag.org/content/360/6391/907
261 Recent Asian origin of chytrid fungi causing global amphibian declines.
http://science.sciencemag.org/content/360/6389/621
260 Thick eggshells of brood parasitic cowbirds protect their eggs and damage host eggs during laying.
https://academic.oup.com/beheco/advance-article-abstract/doi/10.1093/beheco/ary045/4975423?redirectedFrom=fulltext
259 Rapid evolution of a voltage-gated sodium channel gene in a lineage of electric fish leads to a persistent sodium current.
http://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.2004892
258 Structure and Distribution of an Unrecognized Interstitium in Human Tissues.
https://www.nature.com/articles/s41598-018-23062-6
257 Bats without borders: Predators learn novel prey cues from other predatory species.
http://advances.sciencemag.org/content/4/3/eaaq0579
256 A global study of all bird species in mountainous areas shows that richness decreases predictably with elevation, whereas diversification rates increase.
https://www.nature.com/articles/nature25794
255 Variation in winter coat color may protect species with winter camouflage—such as hares, weasels, and foxes—when the climate warms.
http://science.sciencemag.org/content/359/6379/1033
254 Controlled iris radiance in a diurnal fish looking at prey.
http://rsos.royalsocietypublishing.org/content/5/2/170838
253 Wild Australian magpies (Cracticus tibicen dorsalis) living in large groups show increased cognitive performance, which is associated with increased reproductive success.
https://www.nature.com/articles/nature25503
252 Alarm calls evoke a visual search image of a predator in birds.
http://www.pnas.org/content/115/7/1541
251 Morphology, muscle capacity, skill, and maneuvering ability in hummingbirds.
http://science.sciencemag.org/content/359/6376/653
250 Polar bears’ high-energy lifestyle makes then reliant on sea ice–associated prey.
http://science.sciencemag.org/content/359/6375/568
249 Structural absorption by barbule microstructures of super black bird of paradise feathers.
https://www.nature.com/articles/s41467-017-02088-w
248 Genomic Analysis of Demographic History and Ecological Niche Modeling in the Endangered Sumatran Rhinoceros Dicerorhinus sumatrensis.
http://www.cell.com/current-biology/fulltext/S0960-9822(17)31466-5
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