Gabi Mann is this old when the excerpt begins
What is eight?
The crows would leave shiny these on the empty bird-feeder tray
What are trinkets?
Crows are described as having this colored plumage
What is glossy black?
Each morning, Gabi and Lisa fill the backyard birdbath with this
What is fresh water?
Gabi describes a broken one of these as being found on the black table by the feeder
What is a light bulb?
Gabi keeps her most precious collection in this type of container
What is a bead storage container?
One of Gabi's gifts was a tiny piece of metal with this word printed on it
What is "best"?
Crows are considered to be some of the this animals on the planet
What are smartest?
They cover the bird-feeder platforms with these nuts
What are peanuts?
Marzluff and Miller's study found that crows and people form a very this kind of relationship
What is personal?
Gabi's relationship with the neighborhood crows began accidentally when she was this age
What is four?
Gabi's most-prized present from the crows is this color and shape
What is pearl-colored heart?
John Marzluff is a professor of this at the University of Washington
What is wildlife science?
Gabi throws handfuls of this type of pet food into the grass for the crows
What is dog food?
Marzluff says there is definitely this kind of communication going on between crows and people who feed them
What is two-way?
Gabi initially attracted the crows by doing this with her food
What is dropping it?
Gabi has also received some of these kinds of objects from the crows, like a rotting crab claw
What are icky objects?
Marzluff advises being this in rewarding crows if you want to form a bond with them
What is consistent?
The gifts from the crows started appearing after they adopted this routine
What is the daily ritual of offering food?
Crows communicate with humans through how they fly, walk, and where they do this
What is sit?
Gabi's mother's name is this
Who is Lisa?
Lisa photographed a crow doing this to her lost lens cap
What is rinsing it?
Marzluff mentions that sometimes crows give the kind of presents they would give to this
What is their mate?
Marzluff says that peanuts are a high-energy food and make this when thrown on the ground, helping crows hear it
What is noise?
Lisa uses this technology to monitor the crows' behavior and interactions
What is a bird-cam?