Porcine Coronavirus University: Pork, Pigs, Pigeons, and COVID-19: "As a result, we predicted that SARS-CoV-2 tends to utilize ACE2s of various mammals, except murines, and some birds, such as pigeon. This prediction may help to screen the intermediate hosts of SARS-CoV-2."

"As a result, we predicted that SARS-CoV-2 tends to utilize ACE2s of various mammals, except murines, and some birds, such as pigeon. This prediction may help to screen the intermediate hosts of SARS-CoV-2."

https://www.sciencedirect.com/science/article/pii/S1286457920300496