Mangrove Honeyeater was created in 1854.
I do not know the specific weight of the mangrove honeyeater, but it is small at only a body length of about 20 cm, so i can not imagine that it weighs a lot!
Singing Honeyeater was created in 1817.
MacGregor's Honeyeater was created in 1897.
Varied Honeyeater was created in 1843.
Bougainville Honeyeater was created in 1932.
Grey Honeyeater was created in 1910.
Crescent Honeyeater was created in 1802.
Makira Honeyeater was created in 1870.
Brown Honeyeater was created in 1827.
Obscure Honeyeater was created in 1897.
Black Honeyeater was created in 1838.
Eungella Honeyeater was created in 1983.