question:
Menander Protector mentions a Daurentius (577579) that slew an Avar envoy of Khagan Bayan I.
Who mentions a Daurentius (577579) that slew an Avar envoy of Khagan Bayan I?

answer: yes

question:
The mammalian brain invested heavily in olfaction to succeed at night as reptiles sleptone explanation for why olfactory lobes in mammalian brains are proportionally larger than in the reptiles.
What is the principal sense of night-active mammals?

answer: no

question:
GE has said that it will invest $1.4 billion in clean technology research and development in 2008 as part of its Ecomagination initiative.
What type of lamp was introduced by GE as part of its Ecoimagination initiative?

answer: no

question:
In lucha libre, many characters wear masks, adopting a secret identity akin to a superhero, a near-sacred tradition.
What is common apparel in lucha libre?

answer:
yes