Pangolins have been found with covonaviruses that are genetically similar to the one afflicting humans today. Jekesai Njikizana/AFP/Getty Images June 25, 2020 How deforestation helps deadly viruses jump from animals to humans Amy Y. Vittor, University of Florida; Gabriel Zorello Laporta, Faculdade de Medicina do ABC, and Maria Anice Mureb Sallum, Universidade de São Paulo (USP) Yellow fever, malaria and Ebola all spilled over from animals to humans at the edges of tropical forests. The new coronavirus is the latest zoonosis.