nebyplovoicpi lujvo

ci1=cn2=v1 is a heron/egret/bittern of species ci2

Members of family Ardeidae are noted for flying with their necks folded.

In notes:

arda
x1 is a heron of species x2.
ibjau
x1 is an ibis of species/breed x2
pelkani
x1 is a pelican (family Pelecanidae) of species/breed x2
platale'a
x1 is a spoonbill (genus Platalea) of species/breed x2