which had been introduced in the early 1800s by European settlers for sport and meat. But the introduced mammals found flightless native birds easier to catch and are implicated in the extinction of several species. It"s estimated that non-native predators, including possums and feral cats, kill up to 25 million native birds a year, prompting New Zealand"s ambitious Predator Free 2050 eradication programme.

อ่านต่อได้ที่ :  โรงเรียนวัดควนส้าน

สาระน่ารู้ : การเกิด