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Practice Reading: Fill in the Blanks (Dropdown) ID: #51231 Animal Dialect
Instructions
We  humans  are  social  we  stick  together.  Family  traditionally  came  first.  Then  more  distant  relatives.  Then  larger  groups  of  unrelated  individuals,  connected  by  culture.  But  it  turns  out  the  same  could  be  said  for  sperm  whales.  "So  usually  you  find  the  female,  and  their  mom  and  the  grandmas  and  their  aunts,  and  they  all  stay  together  for  many  years."  Maurício  Cantor,  a  biologist  at  Dalhousie  University  in  Halifax,  Nova  Scotia.  He  says  those  closely  related  family  groups  then  seek  out  other  families  with  similar  behavior:  "They  tend  to  hang  out  or  stay  together  with  those  who  produce  the  same  kinds  of  sounds."  Meaning  whale  cliques  are  based  on    similar  clicks.  And  similarly  clicking  whales  don't  just  hang  out  together,  he  says.  They  also  emulate  each  other's  songs,  or  codas.  Meaning  clans  of  whales  evolve  their  own  their  own  form  of  culture.  And  these  dialects  are  key.  Cantor  and  colleagues  built  a  computer  simulation  of  generation  after  generation  of  virtual  whales.  And  they  found  that  no  other  factorlike  genetics  or  mother-daughter  teachingcould  explain  the  emergence  of  the  clans  and  dialects  in  real  sperm  whale  society.  The  study  appears  in  the  journal  Nature  Communications.  "I'm  not  trying  to  say  that  the  types  of  culture  the  whale  has  are  the  same  as  human  culture.  Obviously  human  culture  is  much  more  diverse  and  complex  and  cumulative  and  symbolic.  But  it's  very  fascinating  just  to  see  that  they  can  have  some  type  of  ,  they  can  have  their  own  type  of  culture."  And  maybe  a  better  understanding  of  that  whale  culture,  he  says,  might  persuade  a  few  human  cultures  to  be  a  bit  more  conservation-minded,  when  it  comes  to  whales.

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