TAFAKKURI: SIRRIN TAFIYAR TSUNTSU
Shin ka taɓa tsayawa ka yi wannan tambayar a zuciyarka da gaske? Ta yaya tsuntsuwa, wadda ƙwaƙwalwarta ba ta kai girman ƙwayar gyada ba, take tashi ta ketare hamada, teku, da duwatsu na dubban kilomita, sannan ta dawo daidai kan bishiyar da ta gina gidanta? Ba ta rikicewa. Ba ta ɓacewa. Alhali babu taswira, babu GPS, babu tauraron ɗan adam. Wannan tambaya kaɗai ta isa ta girgiza tunanin mai hankali. 1. Abin da Kimiyya Ta Fahimta, Amma Ba Ta Mallaka Ba Masana kimiyya sun yi bincike mai zurfi, sun gano wasu abubuwa masu ban mamaki: • Tsuntsaye suna iya jin filin maganadisu na duniya ta hanyar ƙwayoyin magnetite da cryptochromes a jikinsu, kamar wani compass na halitta. • Suna amfani da rana da taurari wajen daidaita matsayi. • Wasu tsuntsaye suna amfani da ƙamshi wajen gane hanya, musamman a cikin teku. Amma duk da wannan bayani, tambayar asali tana nan: Wa ya koya musu wannan tsari? A wace makaranta aka horar da su? Ta yaya aka dasa wannan ilimi a cikin halitta tun kafin ta ...