How big is 큰신천옹?

A small, parrot-beaked ceratopsian dinosaur from the Early Cretaceous (approximately 125–100 million years ago). It measured about 6.5 feet (2 meters) in length and weighed around 44 pounds (20 kilograms). Known for its distinctive short beak, similar to a parrot's, Psittacosaurus was a herbivore, feeding on tough vegetation. Some species had long filament-like structures on their tails, which might have been used for display.

여러분은 사람이겠죠. 저도 사람이에요! 우리의 인구가 70 억이 넘는다는걸 알고 계셨 나요? 상당히 많죠. 1 초에 한명씩 만난다면, 모두 만나는데 200 년이 걸릴거에요! 그 러니 지금부터라도 시작하는게 좋지 않을까요?

A genus of long-tailed pterosaurs from the Late Jurassic (about 150 million years ago). With a wingspan of approximately 3–6 feet (1–2 meters), Rhamphorhynchus had a lightweight body, long jaws with sharp teeth, and a distinctive diamond-shaped vane at the end of its tail. It likely fed on fish, using its long teeth to snatch prey from the water while in flight.

사실 해바라기는 단화가 아니라, 그 머리부분 속에 수천개의 작은 꽃들로 이루어진 것 이라는 걸 알고 계셨나요? 그 작은 꽃들을 낱꽃이라고 합니다. 낱꽃의 중심부분이 해 바라기 씨가 되는데, 여기선 보이지도 않네요.

거대지렁이는 3 미터까지 자랄 수 있습니다. 거대지렁이가 번데기에서 갓 나왔을 때는 , 그 길이가 20 cm 밖에 되지 않는대요. 다 자라려면 3 년 정도가 걸린다고 하는데, 땅 속에 살면서 소리를 낸다고 합니다.

A genus of pachycephalosaurid dinosaur from the Late Cretaceous (around 66 million years ago). Its name, Dracorex hogwartsia, translates to \"dragon king of Hogwarts,\" inspired by its dragon-like appearance. Dracorex had a flat skull adorned with spiky horns and knobs. Though debated whether it represents a juvenile form of another species, such as Pachycephalosaurus, it was herbivorous or omnivorous and relatively small, around 10–12 feet (3–4 meters) long.