Are Dolphins Really Smart?: The mammal behind the myth by Justin Gregg

  • admin
  • April 2, 2017
  • Mammals
  • Comments Off on Are Dolphins Really Smart?: The mammal behind the myth by Justin Gregg

By Justin Gregg

How clever are dolphins? Is their communique method quite as advanced as human language? And are they as pleasant and peaceable as they're made out to be?

Justin Gregg weighs up the claims made approximately dolphin intelligence and separates medical truth from fiction. He provides the result of the most recent examine in animal behaviour, and places our wisdom approximately them into point of view with comparisons to clinical stories of alternative animals, particularly the crow family members and nice apes. He offers attention-grabbing bills of the demanding situations of checking out what an animal with flippers and no facial expressions may well truly be considering. Gregg's evidence-based method creates a entire and updated research of this interesting animal so one can attract all these intrigued through dolphin behaviour.

Show description

Read Online or Download Are Dolphins Really Smart?: The mammal behind the myth PDF

Best mammals books

The Bonobo and the Atheist: In Search of Humanism Among the Primates

During this energetic and illuminating dialogue of his landmark learn, esteemed primatologist Frans de Waal argues that human morality isn't really imposed from above yet as a substitute comes from inside. ethical habit doesn't start and finish with faith yet is in truth a made of evolution.

For a long time, de Waal has saw chimpanzees soothe distressed friends and bonobos percentage their nutrition. Now he offers interesting clean proof for the seeds of moral habit in primate societies that extra cements the case for the organic origins of human equity. Interweaving shiny stories from the animal state with considerate philosophical research, de Waal seeks a bottom-up clarification of morality that emphasizes our reference to animals. In doing so, de Waal explores for the 1st time the consequences of his paintings for our realizing of contemporary faith. regardless of the position of spiritual ethical imperatives, he sees it as a “Johnny-come-lately” function that emerged simply as an addition to our animal instincts for cooperation and empathy.

But in contrast to the dogmatic neo-atheist of his book’s identify, de Waal doesn't scorn faith in line with se. as an alternative, he attracts at the lengthy culture of humanism exemplified by means of the painter Hieronymus Bosch and asks reflective readers to contemplate those concerns from a favorable standpoint: What function, if any, does faith play for a well-functioning society this present day? And the place can believers and nonbelievers alike locate the foundation to guide an outstanding life?

Rich with cultural references and anecdotes of primate habit, The Bonobo and the Atheist engagingly builds a distinct argument grounded in evolutionary biology and ethical philosophy. Ever a pioneering philosopher, de Waal grants a heartening and inclusive new viewpoint on human nature and our fight to discover objective in our lives.

Comparative Physiology of the Vertebrate Kidney

This quantity emphasizes the comparative method of below­ status vertebrate renal functionality. i'm confident that this process is of specific worth in figuring out either the main points of renal functionality on the mobile and subcellular degrees and the renal function in regulating fluid volumes and solute concentrations.

The Domestic Cat: The Biology of its Behaviour

The main regularly stored household animal within the built international, the cat has been part of human existence for millions of years. Cats were either worshipped and persecuted over this lengthy interval - both enjoyed or hated for his or her enigmatic self-reliance and the topic of various myths and fables. Highlighting startling discoveries revamped the final ten years, this new version positive factors contributions from specialists in a variety of fields, supplying authoritative money owed of the behaviour of cats and the way they have interaction with humans.

Extra info for Are Dolphins Really Smart?: The mammal behind the myth

Example text

Smart neurons Simply looking at the absolute number of neurons in a brain for clues to intelligence is somewhat akin to looking at the number of soldiers each army has on a battlefield for clues to the potential victor. For both neurons and soldiers, it’s likely not simply the number of boots on the ground that matters (although this is obviously important), but their speed, efficiency, and specialization as well as their ability to communicate with each other and organize effectively. A handful of neuronal structural properties have been singled out as potential signposts 36 W H AT BIG BR A INS YOU H AV E leading to intelligence.

For humans and other primates, the frontal lobes—especially the prefrontal lobe—is considered the seat of complex cognition, where executive function, the sense of self, and important aspects of consciousness likely reside. Dolphin brains did not evolve an analogous frontal lobe, but instead saw expansion of the cortex in lateral areas, resulting in a brain that is rounded as opposed to elongated like that of primates. , mirror self-recognition) 42 W H AT BIG BR A INS YOU H AV E that have been historically thought of as the product of a frontal lobe that they do not in fact possess.

Primates, on the other hand, seem to retain the relative density of neuronal to non-neuronal structures as their brains increased in size, resulting in more neurons being packed into larger brains for the bigger primates. 6 billion. For these two species, simply looking at brain size would leave us scratching our heads as to why capybaras are not more behaviorally complex than capuchin monkeys, whereas neuronal count provides us with a potential clue to capuchin intelligence. Using what is known of how primate brains scale up, the human brain actually contains the expected number of neurons for a primate brain of our size (86 billion neurons),59 which appears to be more neurons than any other species, and might well explain why Homo sapiens are as intelligent as we are without having to suggest that the human brain is some sort of supernatural anomaly.

Download PDF sample

Rated 4.76 of 5 – based on 37 votes