Puzzle 53 · Islands of Evolution · Page 81 in print

Mauritius Kestrel

Only four Mauritius kestrels were known in 1974. Captive breeding, releases and careful management helped this island falcon recover, but it still needs continuing conservation work.

Jump to a word
A Mauritius kestrel spreads its wings near foliage.

A Mauritius kestrel spreads its wings near foliage.

Species reference for Mauritius Kestrel. The photograph does not necessarily show the population or place named in the puzzle.

(c) Robert Martin, some rights reserved (CC BY) · CC BY 4.0 · Original record
Image changes

Resized and converted to JPEG for display; no subject alteration.

A Mauritius kestrel perches beneath leaves.

A Mauritius kestrel perches beneath leaves.

Species reference for Mauritius Kestrel. The photograph does not necessarily show the population or place named in the puzzle.

(c) Josh Noseworthy, some rights reserved (CC BY) · CC BY 4.0 · Original record
Image changes

Resized and converted to JPEG for display; no subject alteration.

The words

  1. Black River

    Kestrels originally lived in the Black River Gorges forests.

    Museum of New Zealand Te Papa Tongarewa (opens a new tab)

  2. Breeding

    A pioneering captive breeding programme began to turn the tide.

    The Peregrine Fund (opens a new tab)

  3. Carl Jones

    Carl Jones initiated the kestrel's rescue.

    Museum of New Zealand Te Papa Tongarewa (opens a new tab)

  4. Dodo

    Mauritius, home of the kestrel, was once home to the extinct dodo.

    The Peregrine Fund (opens a new tab)

  5. Falcon

    The Mauritius kestrel is a forest-dwelling falcon.

    The Peregrine Fund (opens a new tab)

  6. Four Birds

    Only four birds survived in the wild in the 1970s.

    Animal Diversity Web (opens a new tab)

  7. Gecko

    The kestrel feeds mainly on Mauritian day-geckos.

    The Peregrine Fund (opens a new tab)

  8. Hacking

    A falconry method of releasing young birds.

    Captive-reared kestrels were released by hacking.

    Animal Diversity Web (opens a new tab)

  9. Hand Rearing

    Conservation workers raised young Mauritius kestrels for release as part of the species’ recovery programme.

    Animal Diversity Web (opens a new tab) · mauritian-wildlife.org (opens a new tab)

  10. Kestrel

    The kestrel recovered from four known wild birds in 1974.

    The Peregrine Fund (opens a new tab)

  11. Mauritius

    The Mauritius kestrel is unique to the island of Mauritius.

    Animal Diversity Web (opens a new tab)

  12. Mongooses

    Introduced mongooses are among its main predators on Mauritius.

    Animal Diversity Web (opens a new tab)

  13. Nest Boxes

    Artificial nest sites, including predator-resistant boxes, have supported Mauritius kestrel conservation.

    Animal Diversity Web (opens a new tab)

  14. Raptor

    The kestrel was once the world's rarest bird of prey.

    The Peregrine Fund (opens a new tab)

  15. Recovery

    The kestrel recovered from four known wild birds to about 350.

    The Peregrine Fund (opens a new tab)

Sources

  1. Mauritius Kestrel (source capture)Museum of New Zealand Te Papa Tongarewa
  2. Mauritius Kestrel (source capture)The Peregrine Fund
  3. Mauritius Kestrel (source capture)Animal Diversity Web, University of Michigan Museum of Zoology
  4. kestrel-projectwww.mauritian-wildlife.org

How we choose sources and photographs