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Species in the kingdom Protista
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8
Convergent stonewort (
Chara connivens
)
Stoneworts used to be classified as members of the plant kingdom, but it is now agreed that they belong, along with other green al...
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2 Images
0 Videos
Great tassel stonewort (
Tolypella prolifera
)
Stoneworts used to be classified as members of the plant kingdom, but it is now agreed that they belong, along with other green al...
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1 Image
0 Videos
Tassel stonewort (
Tolypella intricata
)
Stoneworts used to be classified as members of the plant kingdom, but it is now agreed that they belong, along with other green al...
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1 Image
0 Videos
Slender stonewort (
Nitella gracilis
)
Stoneworts used to be classified as members of the plant kingdom, but it is now agreed that they belong – along with other green a...
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1 Image
0 Videos
Starry stonewort (
Nitellopsis obtusa
)
Stoneworts used to be classified as members of the plant kingdom, but it is now agreed that they belong – along with other green a...
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1 Image
0 Videos
Bladder wrack (
Fucus vesiculosus
)
Bladder wrack is a familiar large olive-brown coloured seaweed, which attaches to rocky substrates by means of a small disc. The f...
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8 Images
1 Video
Foxtail stonewort (
Lamprothamnium papulosum
)
This is a medium-sized alga with simple, equal sized whorls, which are increasingly close together towards to top of the alga, res...
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3 Images
0 Videos
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3rd November 2009: IUCN Red List of Threatened Species - Extinction crisis continues
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What's new in ARKive
Rare camera trap images of Diard's clouded leopard.
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Rare images of the Critically Endangered cao-vit crested gibbon.
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The only known images of the Critically Endangered Eskimo curlew.
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An image of the Extinct longnose stubfoot toad.
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Fascinating footage of red kangaroo thermoregulation.
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Under the Sea
Dusky dolphins are inquisitive creatures, as seen here investigating a southern right whale.
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The basking shark is the second largest fish in the sea, reaching up to 10 metres in length.
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Since the megamouth shark's discovery, only 17 sightings have been recorded of this elusive fish.
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Leafy seadragons hatch from the male and will reach maturity within 2 years of life.
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The giant clam is the largest species of bivalve mollusc on fossil record and can weigh up to 300kg.
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