Bare-throated Tiger-heron

tags: Bare-throated Tiger-heron, Tigrisoma mexicanum, birds, mystery bird, bird ID quiz [Mystery bird] Bare-throated Tiger-heron, Tigrisoma mexicanum, photographed in Mexico. [I will identify this bird for you in 48 hours] Image: Dennis Paulson [larger view]. Please name at least one field mark that supports your identification. Review all mystery birds to date.