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Table 1 The probability of rejecting non-mimetic eggs and peanut shells by Brown-breasted Bulbuls

From: Does nest sanitation elicit egg rejection in an open-cup nesting cuckoo host rejecter?

Experimental group Peanut shell rejection (%) Egg rejection (%) No. of nests tested
One non-mimetic egg   14 (53.8) 26
One non-mimetic egg and one half peanut shell 19 (100.0) 10 (52.6) 19