英文關鍵字
street
road
mating
process
pyrrhocoris
apterus
unusual
male's
sperm
cells
enter
female's
abdomen
partners
press
each
rear
parts
torso
firebug
insect
berlin
germany
common
agriculture
animal
black
bug
close
color
fauna
land
leaf
nature
outdoor
pest
lilies
plant
summer
wild
wildlife
stone
gray
cement
very
animals
unusual:
when
against
other
family
pyrrhocoridae