Victory for the ACT Student Text 15e

324 • S CIENCE

‘ ”‡ˆ—–‡ –Š‡ •–”‹…– Dz‰‡‡–‹…„Ž—‡’”‹–dz ‹†‡ƒ• ‘ˆ ‹‡™’‘‹– ͳǡ ƒ •…‹‡–‹•–…‘—Ž† show that: Ǥ „ƒ„› ‰—ŽŽ• ’‡… ƒ– ƒ •–‹… ™‹–Š ƒ ”‡† •’‘–Ǥ Ǥ „ƒ„› ‰—ŽŽ• ™‹ŽŽ ’‡… ƒ– ‘–Š‡” ‰—ŽŽ•ǯ ”‡† •’‘– ƒ• •‘‘ ƒ• –Š‡› Šƒ–…Š ‘—– ‘ˆ –Š‡‹” ‡‰‰•Ǥ Ǥ „ƒ„› ‰—ŽŽ• ’‡…‹‰ ƒ– –Š‡ ”‡† •’‘– Šƒ’’‡• ‡šƒ…–Ž› –Š‡ •ƒ‡ ™ƒ› ‡ƒ…Š –‹‡Ǥ Ǥ „ƒ„› ‰—ŽŽ•ǯ ƒ……—”ƒ…› ‹ ’‡…‹‰ ƒ– ‘–Š‡” ‰—ŽŽ•ǯ ”‡† •’‘– ‹’”‘˜‡• ™‹–Š ’”ƒ…–‹…‡Ǥ ˆ‘‘†Ǧ•‡‡‹‰ „Ž—‡ Œƒ›…ƒ’–—”‡† ƒ †‹•–‹…–‹˜‡Ž›…‘Ž‘”‡† „—––‡”ϐŽ› –Šƒ– Šƒ† ƒ „ƒ†Ǧ–ƒ•–‹‰ •—„•–ƒ…‡ ‹ ‹–• –‹••—‡•Ǥ ˆ–‡” •’‹––‹‰ ‘—– –Š‡ „—––‡”ϐŽ›ǡ ‹– ‡˜‡” ƒ‰ƒ‹ –”‹‡† –‘…ƒ’–—”‡ ƒ •‹‹Žƒ”Ž›…‘Ž‘”‡† „—––‡”ϐŽ›Ǥ Š‹• ‹…‹†‡– •‡‡• –‘ •—’’‘”–ǣ Ǥ ‹‡™’‘‹– ͳǤ Ǥ ‹‡™’‘‹– ʹǤ Ǥ „‘–Š ˜‹‡™’‘‹–•Ǥ Ǥ ‡‹–Š‡” ˜‹‡™’‘‹– ȋ–Š‡ ‹…‹†‡– ‹• ‹””‡Ž‡˜ƒ–ȌǤ Š‹…Š ‘ˆ –Š‡ ˆ‘ŽŽ‘™‹‰ •—’’‘”–• ‹‡™’‘‹– ͳǫ Ǥ ”ƒ– ”‡ƒ…Š‡• –Š‡ ‡† ‘ˆ ƒ ƒœ‡ „› –Š‡ •ƒ‡ ”‘—–‡ǡ „—– ϐ‹‹•Š‡• ˆƒ•–‡” ƒˆ–‡” ‡ƒ…Š –”‹’Ǥ Ǥ ‘‡› ™ƒ–…Š‡• ‘–Š‡” ‘‡›• wash sweet potatoes before they eat –Š‡Ǣ –Š‡ǡ Š‡ ™ƒ•Š‡• •™‡‡– ’‘–ƒ–‘‡• „‡ˆ‘”‡ Š‡ ‡ƒ–• –Š‡Ǥ Ǥ ƒŽ‡ •–‹…Ž‡„ƒ… ϐ‹•Š ƒ––ƒ…• ƒ ’‹…–—”‡ ‘ˆ ƒ ”‡† ƒ‹Ž„‘š Š‡Ž† ‹ ˆ”‘– ‘ˆ Š‹• ƒ“—ƒ”‹—Ǥ Ǥ „‹”† ’‡”ˆ‘”• ‹–• •’‡…‹‡• •‘‰ ƒˆ–‡” Š‡ƒ”‹‰ –Š‡ •‘‰ ‘Ž› ‘…‡Ǥ

16. ˆ ƒ ˆ‡ƒŽ‡ ‰‘‘•‡ —•‡• ƒ ”‡’‡ƒ–‡† „‡ƒ ƒ† ‡… ‘˜‡‡– –‘ ”‡–—” ƒ ‡‰‰ –‘ Š‡” ‡•–ǡ…‘–‹—‹‰ –Š‡ ‘˜‡‡– ‡˜‡ ™Š‡ –Š‡ ‡‰‰ •Ž‹†‡• ‘ˆˆ…‘—”•‡ ‘” ‹• ”‡‘˜‡†ǡ then this: Ǥ •—’’‘”–• ‹‡™’‘‹– ͳǤ Ǥ •—’’‘”–• ‹‡™’‘‹– ʹǤ Ǥ †‘‡• ‘– ”‡ˆ‡” –‘ „‡Šƒ˜‹‘”Ǥ Ǥ ‹• ‹””‡Ž‡˜ƒ– –‘ –Š‡ ƒ–—”‡ ˜•Ǥ —”–—”‡ †‡„ƒ–‡Ǥ 17. – ‹• –Š‘—‰Š– –Šƒ– •‘‡ •’‡…‹‡• ‘ˆ „‹”†• DzŽ‡ƒ”dz –‘ ϐŽ›Ǥ Š‹• „‡Ž‹‡ˆ ‹• „ƒ•‡† ‘ ‘„•‡”˜ƒ–‹‘• ‘ˆ ›‘—‰ „‹”†• ϐŽ—––‡”‹‰ ƒ† ϐŽƒ’’‹‰ –Š‡‹” ™‹‰• ƒ– –Š‡ ‡•– —–‹Ž –Š‡› ”‡ƒ…Š –Š‡ ƒ‰‡ ™Š‡ ϐŽ‹‰Š– ‹• ’‘••‹„Ž‡Ǥ  ’‡…‹‡• ǡ ‡•–Ž‹‰• ™‡”‡ ‡’– ‹ Šƒ”Ž‡••ǡ „—– –‹‰Š– ’Žƒ•–‹…–—„‡• ‹ ™Š‹…Š –Š‡›…‘—Ž† ‘–…ƒ””› ‘—– •—…Š Dz’”ƒ…–‹…‡ ‘˜‡‡–•Ǥdz They were released when they reached –Š‡ ƒ‰‡ ‘ˆ ϐŽ‹‰Š–Ǥ ‹‡™’‘‹– ͳ ’”‡†‹…–• –Šƒ– –Š‡ „‹”†• ™‹ŽŽ ϐŽ›ǣ Ǥ ƒˆ–‡” ϐŽ—––‡”‹‰ –Š‡‹” ™‹‰• ˆ‘” ƒ –‹‡Ǥ Ǥ ƒˆ–‡” ™ƒ–…Š‹‰ ‘–Š‡” „‹”†• ϐŽ—––‡” –Š‡‹” ™‹‰•Ǥ Ǥ ƒˆ–‡” ™ƒ–…Š‹‰ ‘–Š‡” „‹”†• ϐŽ—––‡” ƒ† ϐŽ›Ǥ Ǥ ‹‡†‹ƒ–‡Ž›Ǥ 18. •‘‰„‹”†…ƒ •‹‰ ‹–• •’‡…‹‡• •‘‰ ƒˆ–‡” it hears other birds of its own species •‹‰‹‰Ǥ ‡–ǡ ‹ˆ ‹– Š‡ƒ”• –Š‡ •‘‰ ˆ”‘ ƒ‘–Š‡” •’‡…‹‡•ǡ –Š‡ „‹”† ™‹ŽŽ ‘– •‹‰ –Š‡ Dzˆ‘”‡‹‰dz •‘‰Ǥ Š‹• •—‰‰‡•–• –Šƒ–ǣ Ǥ ‰‡‡–‹…Dz’”‘‰”ƒ‹‰dz ƒ† ‡š’‡”‹‡…‡ ’Žƒ› ƒ ”‘Ž‡ ‹ –Š‹• •’‡…‹‡•ǯ ƒ„‹Ž‹–› –‘ •‹‰ ‹–• •‘‰Ǥ Ǥ –Š‹• •’‡…‹‡•ǯ •‘‰ ‹• ƒ ‹š‡†…–‹‘ ƒ––‡”Ǥ Ǥ •‘‰ †‡˜‡Ž‘’‡– ‹ –Š‹• •’‡…‹‡• ‹• strictly a learned behavior with no ‰‡‡–‹……‘’‘‡–Ǥ Ǥ ‰‡‡• ƒ’’‡ƒ” –‘ „‡ ˆƒ” ‘”‡ ‹’‘”–ƒ– –Šƒ ‡š’‡”‹‡…‡ ‹ –Š‹• ‡šƒ’Ž‡Ǥ

13.

The Cambridge Edge –‡ ͓ͳͷ ‹• –‡•–‹‰ ›‘—” ƒ„‹Ž‹–› –‘ ‹†‡–‹ˆ› ‡šƒ’Ž‡• ‘ˆ ƒ…‘…‡’–Ǥ ‘‡–‹‡• –Š‹• –›’‡ ‘ˆ “—‡•–‹‘ …ƒ „‡ –”‹…›ǡ „—– ‹ˆ ›‘— „”‡ƒ –Š‡ “—‡•–‹‘ †‘™ into its basic …‘’‘‡–•ǡ the answer can „‡ ˆ‘—†Ǥ • ›‘—”•‡Žˆǡ Dz Šƒ– action is being …‘’Ž‡–‡†ǫ • –Š‹• action something the animal is Ž‡ƒ”‹‰ǡ ‘” ‹• ‹– something the animal already ‡™ǫdz

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