Bach khoa toan th? m? Wikipedia
V?t xam chau Phi
, ten khoa h?c
Psittacus erithacus
, la m?t loai
v?t
C?u Th? gi?i
thu?c h?
Psittacidae
.
V?t xam chau Phi la m?t loai v?t kich th??c trung binh, ch? y?u co mau xam, v?i m? đen. Can n?ng trung binh c?a chung la 400 gam (0,88 lb), chi?u dai c? th? trung binh 33 xentimet (13 in)
[2]
va s?i canh 46?52 cm.
[3]
Phan loai Congo co mau nh?t h?n, v?i mau xam đ?m tren c? c? va canh, con long đ?u va minh co chut mau tr?ng. Long đuoi mau đ?. Do tac đ?ng nhan t?o c?a ng??i lai t?o v?t, chung co th? co mau đ? m?t ph?n hay toan than.
[4]
C? con đ?c va cai t??ng t? nhau.
[2]
Mau s?c c?a con non t??ng t? con tr??ng thanh, nh?ng m?t th??ng mau xam đ?m hay đen, con con tr??ng thanh m?ng m?t vang.
[5]
Chung co th? s?ng đ?n 40?60 tu?i trong đi?u ki?n nuoi nh?t, du vong đ?i ngoai thien nhien co th? ch? đ?t 23 n?m.
[3]
- ^
Bellamy, D; Boyes, S; Dowsett-Lemaire, F; Gilardi, J; Hall, P; Hart, J; Hart, T; Lindsell, J; Michels, A; Phalan, B; va đ?ng nghi?p (2016).
“Psittacus erithacus”
.
Sach đ? IUCN cac loai b? đe d?a.
Phien b?n 2016-3
.
Lien minh B?o t?n Thien nhien Qu?c t?
. Truy c?p ngay 9 thang 12 n?m 2016
.
- ^
a
b
“Grey Parrot (Psittacus erithacus)”
. World Parrot Trust
. Truy c?p ngay 9 thang 4 n?m 2014
.
- ^
a
b
Holman, Rachel.
“Psittacus erithacus”
. Animal Diversity Web
. Truy c?p ngay 18 thang 3 n?m 2014
.
- ^
“African gray parrot | bird”
.
Encyclopædia Britannica
. Truy c?p ngay 2 thang 3 n?m 2016
.
- ^
de Grahl, Wolfgang (1987).
The Grey Parrot
. TFH Publications.
|
Wikimedia Commons co them hinh ?nh va ph??ng ti?n truy?n t?i v?
V?t xam chau Phi
.
|
- Athan, Mattie Sue & Deter, Dianalee (2000):
The African Grey Parrot Handbook.
Barron's Pet Handbooks, Hauppauge, NY.
ISBN 0-7641-0993-6
- The IUCN Red List of Threatened Species:
Psittacus erithacus
(Retrieved ngay 6 thang 7 n?m 2011)
L?u tr?
2011-11-01 t?i
Wayback Machine
- BirdLife International (2007a): [
2006?2007 Red List status changes
L?u tr?
2008-09-14 t?i
Wayback Machine
]. Truy c?p ngay 26 thang 8 n?m 2007.
- BirdLife International (2007b):
Grey Parrot ? BirdLife Species Factsheet
L?u tr?
2009-01-04 t?i
Wayback Machine
. Truy c?p ngay 26 thang 8 n?m 2007.
- Brinker, Bobbi (2005):
For the Love of Greys.
ISBN 0-9760576-1-1
- Forshaw, Joseph M. & Cooper, William T. (1981):
Parrots of the World
(3rd ed.). Lansdowne Editions, Melbourne, New York.
ISBN 0-7018-0690-7
- Greene, W.T. & Batty, J. (1993):
African grey parrots.
Beech Publishing House, Alton.
ISBN 1-85736-027-3
- Glendell, G. Breaking Bad Habits in Parrots (2007)
ISBN 978-1-84286-165-3
.
- Glendell, G in Veterinary Times (UK) ngay 18 thang 2 n?m 2008.
- Juniper, Tony & Parr, Mike (1998):
Parrots: A Guide to Parrots of the World.
Christopher Helm
, London.
ISBN 1-873403-40-2
- Liddell, Henry George
&
Robert Scott
(1980):
A Greek-English Lexicon
(Abridged Edition).
Oxford University Press
, United Kingdom.
ISBN 0-19-910207-4
- Schmid, R. Doherr, M G. Steiger, The influence of the breeding method on the behaviour of adult African grey parrots (Psittacus erithacus). Applied Animal Behaviour Science 2005, see www.elsevier.com/locate/applanim
- Linnaeus, Carolus
(1758):
Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis
.
(10th edition, vol.1). Laurentius Salvius, Holmia (= Stockholm).
- Mancini, Julie R. (1998):
The African Grey.
Howell Book House, New York.
ISBN 0-87605-443-2
- Moustaki, Nikki (2004):
A New Owner's Guide to African Grey Parrots
. TFH Publications, Neptune City, NJ.
ISBN 0-7938-2855-4
- Mulawka, Edward J. (1984):
African Grey Parrots.
TFH Publications.
ISBN 0-86622-975-2
- Pepperberg, Irene (2002):
The Alex Studies: cognitive and communicative abilities of grey parrots.
Harvard University Press, Cambridge, Massachusetts & London.
ISBN 0-674-00806-5
- Wright, Maggie (2001):
African Grey Parrots: everything about history, care, nutrition, handling, and behavior.
Barron's Pet Handbooks, Hauppauge, NY.
ISBN 0-7641-1035-7
- World Parrot Trust
Parrot Encyclopedia ? Species Profile
- Red African Grey
Information about the breeding of red-factor African Grey Parrots
- African Grey
news & conservation
- Honolulu Zoo
L?u tr?
2012-06-07 t?i
Wayback Machine
- African Grey Parrot Centre
L?u tr?
2021-04-21 t?i
Wayback Machine
Information About Supporting African Grey Parrots
- The Parrot Club
an excellent resource for keepers of all parrots
- Tinkerbell & Riamfada
Having a full flighted CAG as companion at home and outside
B?n m?u:Psittacini