Streaky-breasted spiderhunter 
(Bắp chuối bụng xám, Arachnothera affinis)

The streaky-breasted spiderhunter (Arachnothera affinis) is a species of bird in the family Nectariniidae.

The genus name Arachnothera means "spider hunter".
 Arachnothera 
 arachno- arachnid; arachnidial; spider. 
 Greek θήρα, ας, ἡ, thēra: hunting, the chase.

affinis is from Latin adfinis or affinis meaning "related" or "allied".