FRIENDSHIP OR COMPETITION? SYMMETRY IN SOCIAL PLAY WITHIN THE TWO PACKS OF GERMAN SHEPHERD PUPPIES

The symmetry of social steely dan gaucho t-shirt play in Canids has been previously studied, especially in wolves, free-ranging dogs, and within mixed-aged groups, however our study focused on symmetry and asymmetry within play interactions in two litters (14 puppies) of German Shepherd dogs (GSDs).At the age of 7 weeks, we evaluated 1287 dyadic in

Since the first case of COVID-19 in December 2019 in Wuhan, China, SARS-CoV-2 has spread worldwide and within a year and a half has caused 3.56 million deaths globally.With dramatically increasing infection numbers, and the arrival of new variants with increased infectivity, tracking the evolution of its genome is crucial for effectively controllin