Moose with extensive hair loss photographed by US National Park Service

描述：

Description: English: Moose with extensive hair loss photographed in Isle Royale, MI. Caption by US National Park Service says, "A moose lacking most of its hair in May. This may have resulted from a heavy tick infestation the previous winter.". Date: 4 July 2002. Source: https://www.nps.gov/parkhistory/online_books/fauna7/images/fig84.jpg. Author: Unknown, this picture is included in online book published by US National Park Service https://www.nps.gov/parkhistory/online_books/fauna7/fauna5j.htm.