303 Small peptide–mediated self-recognition prevents cannibalism in predatory nematodes.

302 Feather mites play a role in cleaning host feathers: New insights from DNA metabarcoding and microscopy.

301 Nocturnal flight-calling behaviour predicts vulnerability to artificial light in migratory birds.

300 Human impact erodes chimpanzee behavioral diversity.

299 Amphibian fungal panzootic causes catastrophic and ongoing loss of biodiversity.

298 Facial Complexity in Sun Bears: Exact Facial Mimicry and Social Sensitivity.

297 Human sound systems are shaped by post-Neolithic changes in bite configuration.

296 A phylum-wide survey reveals multiple independent gains of head regeneration in Nemertea.

295 Benefits of zebra stripes: Behaviour of tabanid flies around zebras and horses.

294 Proximity sensors on common noctule bats reveal evidence that mothers guide juveniles to roosts but not food.

293 Species delimitation in endangered groundwater salamanders: Implications for aquifer management and biodiversity conservation.

292 Ultraviolet fluorescence discovered in New World flying squirrels.

291 Marine mammal and bird diversity is highest in polar regions, owing to the availability of cold, slow prey.

290 Avian UV vision enhances leaf surface contrasts in forest environments.

289 Comparison of Sporormiella dung fungal spores and oribatid mites as indicators of large herbivore presence: evidence from the Cuzco region of Peru.

288 A recent shift in the pigmentation phenotype of a wild Neotropical primate.

287 Biomechanics of the peafowl’s crest reveals frequencies tuned to social displays.

286 Cats use hollow papillae to wick saliva into fur.

285 Exploring mechanisms and origins of reduced dispersal in island Komodo dragons.

284 Time-space–displaced responses in the orangutan vocal system.

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