.
(‘ostariophysi’ is the 2nd-largest super-order of ‘fish’)
.
(members of this superorder are called “ostariophysians”)
(this diverse group contains almost 8,000 species, about 28% of known fish species in the world and 68% of freshwater species, and are present on all major continents except ‘antarctica’)
(they have a number of common characteristics such as an alarm substance and a ‘weberian apparatus’)
.
(members of this group include fish important to people for…)
‘food’
‘sport’
‘the aquarium industry’
‘research’
.
.
.
.
.
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.
*.
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