Simple Summary Oligoadenylate synthetase (OAS) is a conserved antiviral protein found in
several animal species. Among birds, only the ostrich has two genes, OAS1 and OASL …

Most modern orders of birds evolved and diversified during the last 65 million years
following the demise of the nonavian dinosaurs and pterosaurs at the Cretaceous …

The giant tortoises of the Galápagos Archipelago influenced Darwin's early thinking on
transmutation and now constitute a famous example of island-based speciation and …

Kiwi (Apteryx spp.) are highly threatened flightless birds endemic to New Zealand. They are
members of the most basal extant avian lineage, the paleognaths, and exhibit a suite of traits …

The avian centrifugal visual system, which projects from the brain to the retina, has been
intensively studied in several Neognathous birds that have a distinct isthmo‐optic nucleus …

Havstad and Smith (2019) argue that Lakatos'“methodology of scientific research
programs”(MSRP) is a promising philosophical framework for explaining the perceived …

Evolution: Flight of the Ratites Page 1 representation in the entorhinal cortex. Science 305,
1258–1264. 10. Taube, JS, Muller, RU, and Ranck, JB (1990). Head-direction cells recorded …

The giant rhinoceros beetles (Dynastini, Scarabaeidae, Coleoptera) are distributed in
tropical and temperate regions in Asia, America and Africa. Recent molecular phylogenetic …

Lithornithids are volant stem palaeognaths from the Paleocene‐Eocene. Except for these
taxa and the extant neotropical tinamous, all other known extinct and extant palaeognaths …