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Remote Ready Biology Learning Activities has 50 remote-ready activities, which work for either your classroom or remote teaching.
Harvard Law of Animal Behavior and "noise" in the NS
Check out this Nature article; the researchers attribute behavioral differences to "noise--" defined as "random disturbances of signals" --- in the nervous system.
http://www.nature.com/nrn/journal/v9/n4/full/nrn2258.html