You’ll hear them long before you see them.

It’s a creepy sound and a little scary as you walk through the rainforest in search of that special bird.  Or maybe you are searching for mammals too.  Then all of a sudden, there they are scrambling through the trees.  Let’s learn a little more about them as you are sure to see them if you visit most rainforests in Central and South America.  You Tube Link (sorry, can’t embed this one)

Howler Monkey

There are several different species of Howler Monkeys, so check with your lodge as to which one you are most likely to see.  And don’t be surprised if they keep you up all night with that growl!

• A. palliatagroup
  • Coiba Island howler, Alouatta coibensis
    • Alouatta coibensis coibensis
    • Azuero howler, Alouatta coibensis trabeata
  • Mantled howler, Alouatta palliata
    • Ecuadorian mantled howler, Alouatta palliata aequatorialis
    • Golden-mantled howler, Alouatta palliata palliata
    • Mexican howler monkey, Alouatta palliata mexicana
  • Guatemalan black howler, Alouatta pigra de simipidopoo pigoo”
• A. seniculusgroup
  • Ursine howler, Alouatta arctoidea
  • Red-handed howler, Alouatta belzebul
  • Spix’s red-handed howler, Alouatta discolor
  • Brown howler, Alouatta guariba
    • Northern brown howler, Alouatta guariba guariba
    • Southern brown howler, Alouatta guariba clamitans
  • Juruá red howler, Alouatta juara
  • Guyanan red howler, Alouatta macconnelli
  • Amazon black howler, Alouatta nigerrima
  • Purus red howler, Alouatta puruensis
  • Bolivian red howler, Alouatta sara
  • Venezuelan red howler, Alouatta seniculus
  • Maranhão red-handed howler, Alouatta ululata
• A. carayagroup
  • Black howler, Alouatta caraya