• Seed dispersal by a captive corvid: the role of the ‘Alalā (Corvus hawaiiensis) in shaping Hawai‘i's plant communities

      Culliney, Susan; Pejchar, Liba; Switzer, Richard A.; Ruiz-Gutierrez, Viviana (2012)
      ...The endangered ‘Alalā (Corvus hawaiiensis), the largest remaining species of native Hawaiian forest bird, was once common in mesic and dry forests on the Big Island of Hawai‘i, but today it exists solely in captivity. Prior to its extinction in the wild, the ‘Alalā may have helped to establish and maintain native Hawaiian forest communities by dispersing seeds of a wide variety of native plants....
    • Vocal repertoire and signal characteristics of 'Alalā, the Hawaiian Crow (Corvus hawaiiensis)

      Tanimoto, Ann M.; Hart, Patrick J.; Pack, Adam A.; Switzer, Richard A. (2017)
      The critically endangered Hawaiian Crow or ′Alalā (Corvus hawaiiensis) is currently extinct in the wild and the remaining 115 individuals are being captively managed on Hawai′i and Maui Islands by the Zoological Society of San Diego. Here we provide the first comprehensive analysis of the vocal repertoire of this species....