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Attachment

Animal studies of attachment

  • 5 things to know
  • Paper 1

Overview

Lorenz's work on imprinting in greylag geese and Harlow's surrogate mother experiments with rhesus monkeys, including the lasting effects of early deprivation.

What you need to know

Answer each one before you reveal it.

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Key term

What is imprinting, as studied by Lorenz in greylag geese?

Study

How did Lorenz set up his goose egg experiment?

Study

Describe Harlow's surrogate mother study with rhesus monkeys.

Study

What lasting effects did early deprivation have on Harlow's monkeys?

Evaluation

Give two criticisms of animal studies of attachment.

Questions from this subtopic

Each one with the model answer underneath.

  1. 1

    Which species did Lorenz use to investigate attachment through imprinting?

    Model answer

    Greylag geese

  2. 2

    What is imprinting?

    Model answer

    An innate readiness to develop a strong bond with the first moving object seen during a critical period

  3. 3

    How did Lorenz set up his imprinting experiment with goose eggs?

    Model answer

    He divided a clutch of eggs into two groups: one group hatched with the mother goose present, the other group hatched with Lorenz himself present

  4. 4

    What behaviour did the goslings that hatched with Lorenz present display?

    Model answer

    They imprinted on Lorenz and followed him

  5. 5

    What happened when Lorenz mixed together the two groups of goslings?

    Model answer

    The goslings separated and returned to their respective imprinted figures (either Lorenz or the mother goose)

  6. 6

    How long is the critical period for imprinting in geese according to Lorenz?

    Model answer

    Approximately the first few hours after hatching

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