1	Learning		_____	characteristic differences in songs
2	Habituation		_____	differences in multiple behavioral traditions among populations
3	Dear Enemy Hypothesis		_____	reduction in response to a stimulus over time
4	Filial Imprinting		_____	a novel, learned behavior
5	Memory		_____	ability of the brain to undergo structural changes
6	Neural Plasticity		_____	small protuberances on dendrites that receive synaptic input
7	Dendritic Spines		_____	rapid observational learning of a parent's phenotype in young animals; used to learn the identity of the offspring's parents
8	Cache		_____	learning by observing or interacting with other individuals
9	Episodic Memory		_____	qualitative information obtained from the activity or performance of others about the environment
10	Innate		_____	memory of a specific object, place, and time
11	Learning Curve		_____	change in learning over time
12	Social Learning		_____	behaviors that do not have to be learned; another way of saying instinctual
13	Social Information		_____	any information obtained from others about the environment
14	Local Enhancement		_____	ability to generate and store mental representations of the physical and social environment; can be used to motivate behavior or solve problems
15	Public Information		_____	ability to recognize numerical quantities
16	Behavioral Traditions		_____	food stored in a hidden location for later retrieval
17	Song Dialects		_____	relatively permanent change in behavior due to previous experience
18	Animal Culture		_____	retention of learned experiences
19	Cognition		_____	territory owners will show reduced aggression towards territorial neighbors than towards strangers
20	Insight Learning		_____	directing an individual's focus to a particular part of an environment due to the presence of another individual
21	Numerical Competency		_____	differences in behavior among populations that can be transmitted across generations through social learning
22	Innovation		_____	spontaneous learning that occurs without the benefit of trial-and-error learning