
Kala pildid vĂ€rvimiseks, saab trĂŒkkida. Kalad on veeloomad, kellel on selgroog, lĂ”pused ja uimed. Enamik kalu on kĂŒlmaverelised, nii et nende kehatemperatuur vĂ”ib ĂŒmbritseva Ă”hu temperatuuri muutudes varieeruda, kuigi mĂ”ned suured ja aktiivsed ujujad, nagu valged haid ja tuunikala, suudavad sĂ€ilitada kĂ”rgemat kehatemperatuuri. Kalad saavad ĂŒksteisega akustiliselt suhelda, tavaliselt söötmise, agressiooni vĂ”i kurameerimise ajal. Kala on enamikus veekogudes. Neid vĂ”ib leida peaaegu kĂ”igis veekeskkondades, alates kĂ”rgetest mĂ€giojadest kuni sĂŒgavaimate kuristikute ja isegi ookeanide sĂŒgavusteni. LĂ€bi aegade on kalad mĂ€nginud kultuuris olulist rolli, olles jumalustena, religioossete sĂŒmbolitena ning kunsti-, raamatu- ja filmainetena. Poisid jumaldavad enamasti kala, sest vanemad viivad nad sageli kalale ja lapsed tunnevad kala. Kala vĂ€rvida ei saa ainult poisid, oluline on, et see veeloom meeldiks ka lapsele.
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
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