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North-island-kaka South-island-kaka. The calls include a harsh ka-aa and a whistling u-wiia. [16] Kākā beak morphology also differs slightly from its closest relatives, the kea and kākāpō. The rhinotheca (upper part of the beak) of the kākā is narrower than the kākāpo and slightly longer. [17]
Clianthus maximus, commonly known as kaka beak (kōwhai ngutu-kākā in Māori), is a woody legume shrub native to New Zealand's North Island. It is one of two species of Clianthus (kaka beak) and both have striking clusters of red flowers which resemble the beak of the kaka , a New Zealand parrot.
The two species are the critically endangered Clianthus puniceus which is now known in the wild only on Moturemu Island in the Kaipara Harbour, and the endangered Clianthus maximus. In a 2005 survey, only 153 plants of C. maximus were found (down from over 1000 in 1996), mainly in the East Cape region. [ 10 ]
Of the surviving species, the kākāpō is critically endangered, [7] [8] with living individuals numbering only 244 (as of 2024). [9] The mainland kākā is listed as endangered, [10] [11] and the kea is listed as vulnerable. [12] [13] The Nestoridae genus Nelepsittacus consists of four extinct species.
Now, with climate change increasingly threatening food supplies, the need for greater agricultural resilience means restoring endangered crop and food varieties. Edible Extinction: Why We Need to ...
This week's featured article is "The Endangered Species Act at 50" by Tate Watkins. This audio was generated using AI trained on the voice of Katherine Mangu-Ward .
Endangered species are addressed through Canada's Species at Risk Act. A species is deemed threatened or endangered when it is on the verge of extinction or extirpation. Once a species is deemed threatened or endangered, the Act requires that a recovery plan to be developed that indicates how to stop or reverse the species' population decline. [33]
The Ark of Taste is an international catalogue of endangered heritage foods which is maintained by the global Slow Food movement. The Ark is designed to preserve at-risk foods that are sustainably produced, unique in taste, and part of a distinct ecoregion.