but then go back to their normal colour at night 
common p***o advice
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pictus_man_77
- Posts: 407
- Joined: 13 Sep 2004, 09:53
- Location 1: bromsgrove, Worcester Birmingham, U.K.
common p***o advice
how come my common plecos go a kind of reddish brown when they see me or each other but then go back to their normal colour at night
but then go back to their normal colour at night