Tim kiem PhanVien.Com Web
Download PhanVien.Com Toolbar
Danh muc thong tin

Loai "ech quy" an thit khung long

Ngay 18/2, cac nha khoa hoc My thong bao da phat hien mot loai luong cu co kich co do so tung ton tai o vung Tay Bac Madagascar. No duoc dat biet danh la "ech quy", song cach day khoang 65-70 trieu nam va thuc an co the la nhung con khung long moi chao doi.
Hinh minh hoa "ech quy" cho thay kich thuoc to lon cua no

Loai "ech quy" an thit khung long





Nha co sinh vat hoc thuoc Truong DH Stony Brook, New York  (My) David  Krause cho biet, loai "ech quy" lon hon bat cu loai ech nao tung duoc biet tu truoc den nay. No co ten khoa hoc  la Beelzebufo ampinga. Trong do, "Beelzebub" - tieng Hy Lap  co nghia la ac quy, "bufo" - tieng Latin co nghia la con ech va "ampinga" co nghia la cai khien chi bo da ran nhu ao giap cua no.

Voi chieu dai co 41cm, trong luong uoc khoang 4,5kg, co the manh me, cai mieng rong lon va quai ham day suc manh, "ech quy" duoc biet nhu la mot loai pham an, co kha nang ha guc con moi nhanh gon. Nha co sinh vat hoc Krause noi: "con Beelzebufo danh chen tu nhung con than lan, cac dong vat co vu, nhung con ech nho hon va tham chi no co the xoi luon nhung con khung long moi sinh".

Theo cac nha khoa hoc, Beelzebufo co quan he ba con voi mot loai ech song tai Nam My  ngay nay, do la loai co biet danh "Pac-Man" voi cai mieng to lon va mot vai con con co cai sung nho tren dau. Vi vay, cac nha khoa hoc  nghi rang, Beelzebufo co the cung co sung. Tuy nhien ve kich thuoc thi "ech quy" giu vi tri quan quan. Loai ech lon nhat ngay nay hien dang sinh song tai Tay Phi voi chieu dai khoang 30cm, nang 3,3kg.

Viec "ech quy" co moi quan he  ho hang voi loai ech ngay nay tai Nam My  cho thay Madagascar tung duoc noi voi luc dia nay va ca Nam Cuc. Cac nha khao co cung da tim thay nhung hoa thach dong vat giong nhau o nhung vung dat tren vao thoi "ech quy" sinh song.

Duoc biet, loai ech dau tien xuat hien cach day khoang 180 trieu nam, cho den ngay nay, cau tao co the can ban cua chung hau nhu khong thay doi. Loai Beelzebufo song trong suot Ky Phan trang, thoi ky tuyet chung cua loai khung long cung nhu cua nhieu loai dong vat khac cach day 65 trieu nam.

De phac hoa loai "ech quy" nay, cac nha khao co da bo nhieu cong suc va thoi gian de ghep nhieu manh hoa thach nho vun lai voi nhau. Nhung manh hoa thach dau tien cua loai Beelzebufo duoc tim thay vao nam 1993.

 


Tim bai viet khac
(TNO)
Updated: 17/03/2008 | Views: 721 | Comments: 0

Comments - Loai "ech quy" an thit khung long

Hien tai chua co binh luan nao ve bai viet Loai "ech quy" an thit khung long!

Ban co y kien gi ve bai viet Loai "ech quy" an thit khung long nay? Hay goi suy nghi, binh luan, danh gia, loi khuyen ... cua ban ve bai viet Loai "ech quy" an thit khung long ban tai day.

Other articles

Similar Articles Loai "ech quy" an thit khung long

Older than Loai "ech quy" an thit khung long in Khao Co Hoc

Newer than Loai "ech quy" an thit khung long in Khao Co Hoc

Recently Published - Khao Co Hoc
Day ao thuat
Latest Comments in Khao Co Hoc
By Do Khac Can. Chu toi con co 1 dong xu ma tri gia cua no dc danh gia la cao hon .....
By dam tien. bao vuong tan thuy hoang,tac gia cua truong thanh van ly .hang van luong dan trung quoc .....
Most Comments in Khao Co Hoc
Monthly Most Views - Khao Co Hoc
  English Tieng Viet 
Ban dang xem bai viet Loai "ech quy" an thit khung long duoc goi trong chu de Khao Co Hoc - Kien Thuc Khoa Hoc. Bai viet Loai "ech quy" an thit khung long nay duoc luu tren Server thanh hai ban: Loai "ech quy" an thit khung long co dau va Loai "ech quy" an thit khung long khong dau. Ban co the goi y kien binh luan, dong gop ve bai viet Loai "ech quy" an thit khung long nay tai phan goi binh luan o cuoi noi dung bai viet. Luu y noi dung cua bai viet Loai "ech quy" an thit khung long nay co the khong con phu hop voi thoi diem hien tai. Neu phat hien dieu nay, xin ban bao cho BQT biet de go bo no.
Home Page | Privacy | Contact | Friend Links | Search | Sitemap | Up
Copyright © 2008 PhanVien.Com . All rights reserved.