Dolphins are the second most intelligent species on earth,
with their own language, their own sophisticated cultures,
a warm and kind disposition, and a special attachment to humans.
Or so we are often told. But is any of that true?
What do we really know about dolphins?
Justin Gregg takes a critical look at the scientific evidence,
highlighting the ingenious ways in which scientists look for
animal self-awareness and intelligence.
What emerges may be a more modest view of dolphins,
but we are left with a greater admiration for
the abilities of the animal world as a whole,