Cost?... well it would cost around about $5 and $20
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Koi carp are egg layers. They can not get pregnant.
a koi carp can grow as big as a pond
Koi are a type of specially bred carp.
a fish, a koi carp
A koi is a large and colourful Japanese carp.
Koi is a symbol of the strength, courage and patience. According to Chinese legend, a carp which courageously climbed up waterfalls was turned into a dragon. "Koi no takinobori (Koi's waterfall climbing)" means, "to succeed vigorously in life." On Children's Day (May 5th), families with boys fly koinobori (carp streamers) outside, and wish for boys to grow strong and brave like carp. "Manaita no ue no koi (A carp on the cutting board)" refers to the situation that is doomed, or to be left to one's fate. ---- ---- the coy wins.
Almost any colour if they are Koi carp. Dark brown for wild carp.
Koi
Depends on what you're looking for. You can get a 3-4" regular koi for around $5. You could also get a 3-4" "select butterfly koi" for $30.
Koi are a carp and not poisonous.
No, a Koi is a carp. It comes from the Japanese word Nishikigoi which literally means 'coloured carp'.