Achim H Schwermann, Tomy dos Santos Rolo ... Thomas van de Kamp
X-ray imaging reveals well-preserved internal characters in mineralized arthropods from the Paleogene, urging the reexamination of previously neglected fossil collections.
μCT-aided study illuminates the cranial endoskeleton and interrelationships of the Permian actinopterygian †Brachydegma, which is now excluded from crown neopterygians despite exhibiting a double jaw joint.
Oliver WM Rauhut, Helmut Tischlinger, Christian Foth
A new taxon from the Late Jurassic of southern Germany represents the second volant bird known from that time period and documents the improvement of flapping flight in bird evolution.
A new fossil sheds light on the evolution of an aquatic lifestyle in extinct reptiles and supports a close phylogenetic relationship between archosaurs (crocodiles, dinosaurs, birds, and kin) and turtles.
Roberto A Keller, Christian Peeters, Patrícia Beldade
Body shape and behavioural specializations found across the castes of ant species evolved together and reflect different abilities for ground behaviors.
Aurelio Cortese, Asuka Yamamoto ... Benedetto De Martino
Valuation of sensory information in the ventromedial prefrontal cortex plays a key function in constructing the abstract representations that guide complex behaviours.
Stunning new scan data of an enigmatic fish from the Early Devonian of Australia, Ligulalepis, is identified as a stem osteichthyan, specifically, as the sister taxon to the 'psarolepids' plus crown osteichthyans.
Lukas Leopold Lengersdorff, Isabella C Wagner ... Claus Lamm
After playing violent video games for 7 hr over the course of 2 weeks, human male participants show neither signs of decreased empathy for the pain of another person nor of decreased responsivity to violent images.