325 The cumulative loss of nearly 3 billion birds since 1970 across North American biomes signals a continuing avifaunal crisis.

324 Global wildlife trade across the tree of life.

323 Daytime colour preference in Drosophila depends on the circadian clock and TRP channels.

322 During migratory stopover of white-crowned sparrows, consumption of seeds treated with neonicotinoids reduced fattening and delayed departure.

321 Behavioral and neural correlates of hide-and-seek in rats.

320 A Parental Volatile Pheromone Triggers Offspring Begging in a Burying Beetle.

319 Selection on VPS13A linked to migration in a songbird.

318 The overlooked significance of plasma volume for successful adaptation to high altitude in Sherpa and Andean natives.

317 Non-photosynthetic predators are sister to red algae.

316 High-resolution spatial maps of the global abundance of soil nematodes and the composition of functional groups show that soil nematodes are found in higher abundances in sub-Arctic regions, than in temperate or tropical regions.

315 Unhatched birds communicate with their siblings.

314 Visually attending to a video together facilitates great ape social closeness.

313 Mycorrhizal Fungi Respond to Resource Inequality by Moving Phosphorus from Rich to Poor Patches across Networks.

312 A rock-boring and rock-ingesting freshwater bivalve (shipworm) from the Philippines.

311 Elephants have a nose for quantity.

310 Germline-restricted chromosome (GRC) is widespread among songbirds.

309 Extreme events reveal an alimentary limit on sustained maximal human energy expenditure.

308 Lion-Porcupine Interactions in Africa, Including Impacts on Lion Predatory Behavior.

307 Reversing the effects of evolutionary prey naiveté through controlled predator exposure.

306 Repeated evolution of flightlessness in Dryolimnas rails (Aves: Rallidae) after extinction and recolonization on Aldabra.

Free Images for Presentation: sunipix SUNIPIX