Lecture and Field Study: 2 class sessions and 2 field study sessions with Scott Mills, Bill Shelmerdine and Bill Tweit Living in the region where gulls hybridize can make the identification of some of them rather difficult. However, we have several species of gull that have marks which help key them out more easily. ... Read more
Lecture and Field Study: 2 class sessions and 2 field study sessions with Scott Mills, Bill Shelmerdine and Bill Tweit Living in the region where gulls hybridize can make the identification of some of them rather difficult. However, we have several species of gull that have marks which help key them out more easily. ... Read more
Lecture and Field Study: 2 class sessions and 2 field study sessions with Scott Mills, Bill Shelmerdine and Bill Tweit Living in the region where gulls hybridize can make the identification of some of them rather difficult. However, we have several species of gull that have marks which help key them out more easily. ... Read more
