The red river hog's snort is a .......... that is intended to scare off other red river hogs.
The red river hog's snort is a SIGNAL that is intended to scare off other red river hogs.
A meerkat will keep watch so that it can..... the other meerkats in its gang when there's a predator.
A meerkat will keep watch so that it can WARN the other meerkats in its gang when there's a predator.
A courtship dance is one example of the kind of.............. that some birds use to attract a mate.
A courtship dance is one example of the kind of DISPLAY that some birds use to attract a mate.
Meerkats use a range of sounds to ....... information to each other.
Meerkats use a range of sounds to TRANSMIT information to each other.
Growling is one method that wolves use to ......... their disagreement with each other.
Growling is one method that wolves use to EXPRESS their disagreement with each other.
When you hear birds in the trees making noises, they’re actually having a ............ with each other.
When you hear birds in the trees making noises, they’re actually having a CONVERSATION with each other.
A lot of animals, including cats and dogs, ....... their scent around their territory.
A lot of animals, including cats and dogs, MARK their scent around their territory.
Some animals growl when they want to .......... another animal that approaches their family.
Some animals growl when they want to CHALLENGE another animal that approaches their family.
Usually, when a dog bares its teeth, it’s making a ........... – but sometimes this can also be a sign of excitement.
Usually, when a dog bares its teeth, it’s making a THREAT – but sometimes this can also be a sign of excitement.
Body language is an example of non-verbal ................. that’s used by many animals.
Body language is an example of non-verbal COMMUNICATION that’s used by many animals.