Abstract: Field internship of higher education institutions plays a significant role in talent cultivation for the undergraduates whose major is biology.Under the background of the internationalization of higher education,the inter-school cooperation and exchange of undergraduate courses in colleges and universities in our country has important practical value and theoretical significance.Through the introduction of the practice of China and American joint internship,this paper analyzes the advantages of China and American joint practice of field biology from the aspects of practice content,practice mode and practice effect,and points out its shortcomings.This practice reflects the comprehensive,open and expansive characteristics of biological field practice,which is conducive to cultivating high-quality innovative top-notch talents.