nocturnal
Book 20 Test 1
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120 words
Cambridge Book 20
Book 20 Test 1 Overview
Book 20 Test 1
Important IELTS words
flightless
Book 20 Test 1
critically endangered
Book 20 Test 1
unique treasures
Book 20 Test 1
forest-dwelling
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predominantly
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solitary
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forage
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entirely vegetarian
Book 20 Test 1
incubation
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vulnerable
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predation
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feral
Book 20 Test 1
habitat loss
Book 20 Test 1
depleted
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relocate
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sanctuaries
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supplementary feeding
Book 20 Test 1
genetic diversity
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eradicated
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epidemic
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virulent
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vascular system
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wilt
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hedgerows
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survivors
Book 20 Test 1
tolerance
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resistance
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susceptible
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advocates
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ingrained
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precarious
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reintroduce
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pathogen
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hybrid
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cloning
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perceived threat
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hyper-vigilant
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cortisol
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physiological
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optimistic
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contagious
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hectic
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adverse events
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neural signal
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evolutionary adaptation
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exacerbate
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conscientious
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spike
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high alert
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predator-free
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chick-rearing
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easy prey
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conservationist
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intensively managed
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cautious optimism
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stakeholders
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aftermath
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dominant
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mature specimens
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