Table 4.2. Selected mammalian taxa for which vocal learning has been studied.
Genetics
Vocal
Mammal
Social
and
learning
LA
Alternative
group
Species
structure
Call
Function
relatedness
evidence
SM*
explanations
Exp
‡
References
Individual
signatures
Bat
Rhinolophus
maternity
CF
navigation
mother–
age changes
SM
body size
N
Jones and
ferremuquinem
colony;
echolocation
offspring
in mother’s
effects
Ransome
(horseshoe
mother–
pulse
resting
potentially
1993
bat)
pup
frequency
confound
mirrored by
analysis
pups;
heritability
greater than
1 suggests
possibility
of learning
Nycticeius
maternity
pup
facilitate
mother–
none
N
strong
N
Scherrer and
humeralis
colony;
isolation
reunions
offspring;
heritable
Wilkinson
(evening
mother–
calls
half sibs
component
1993
bat)
pup
suggests
calls are
genetically
coded
Eptesicus
maternity
FM
navigation
mother–
calls vary by
U
probably
N
Moss 1988;
fuscus
colony;
echolocation
offspring
age, sex, and
genetic and
Rydell 1993;
(big brown
mother–
pulse
individual;
maturational;
Masters et
bat)
pup
geographic
geographic
al. 1995
differences
differences
reflect different
foraging
strategies
150