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animal
aquarium
are
atlantic
barbed
cartilaginous
catfish
colony
defense
definition
electroreceptors
environment
eye
fish
fishes
glands
group
high
life
marine
motion
motoro
natural
nature
ocean
organism
park
peacock
poisonous
potamotrygon
rays
real
related
round
saltwater
sandy
school
sea
self
sharks
silhouette
smell
species
spine
spinning
stingray
stingrays
stings
swimming
swirl
tail
teamwork
time
underwater
urolophidae
urotrygonidae
venom
venomous
video
water
waters
which
whiptail