The prickly pear cactus produces green fruits and has yellow flowers 5 to 7 cm across. Less of a pioneer species than the lava cactus, the candelabra is found in the arid zones of islands where it can survive with very little water. These plants represent much of what makes Galapagos wonderful, the desire of life to succeed and adapt to … Analisa Shields-Estrada 10-15-12 Galapagos Sophomore College Professor Bill Durham Scalesia Scalesia . The cactus finches eat the seeds and nectar from the flowers and eat the fruit and seeds. Dominant species - - Marine iguana - Lava lizard - Lava cactus - Sea lions It also prevents loss of water. Known as ‘pioneer plants’ Lava Cactus are usually one of the first plants to colonise a fresh lava flow with spiny clumps that grow up to 60cm tall. 2 Answers. I need three adaptations of a Galapagos Hawk and how those adaptations help it survive or reproduce. Adaptations - - Marine iguana - The first iguana to come to the Galapagos, they found all the islands covered in recent lava, just like Sullivan Bay. Many cacti such as the Prickly Pear Cactus and the Candelabra Cactus live here along with the Lava Cactus and various vine plants. 1. The adaptations of the cactus includes small and spiky leaves that reduce evaporation of water. The Galapagos Hawk survives almost entirely on giant centipedes, locusts, small lava lizards, snakes and rodents.It takes young marine iguanas rather commonly. The Lava Cactus (Brachycereus nesioticus) is a species of concern belonging in the species group "plants" and found in the following area(s): Ecuador (Galapagos Islands). The ground finches feed on the fruit and seeds of the cactus. « Previous Page. Favorite Answer. Cacti are one of the most versatile group of plants in the world. Relevance. Galapagos Sophomore College Professor Bill Durham Adaptation to the Galapagos Islands . When the immature plumage becomes badly worn, the pale areas become almost white. The ‘Lava Cactus’, which is found on the Galapagos Islands, survives only in the harsh environment of the lava fields. Finding no food on land, they evolved to swim underwater for long minutes, feeding on algae. Lava Cactus Facts Last Updated: January 1, 2016 To Cite This Page: Glenn, C. R. 2006. The prickly pear cactus on Daphne Major are usually 1 to 3 meters tall. lionman. Scalesia and . Some lichens grow on rocks without soil, so may be among the first of life forms, and break down the rocks into soil for plants. 8 years ago. They live with more than one male so there is always two adults to protect the chick. 0 0. Charles Darwin was the first to note that the Prickly Pear Cactus … They build large nests. Please help me! "Earth's Endangered Creatures - Lava Cactus Facts" (Online). Lava Cactus. 4 years ago. Anonymous. They are scavengers. The cactus has also a thick and juicy stem that stores water. The pioneer species are hardy species which are the first to colonize barren environments or previously biodiverse steady-state ecosystems that have been disrupted, such as by fire. One of Galapagos’ endemic cactus species, the candelabra cactus gets its name from the shape of its ‘arms’ which give it the appearance of a candle holder. In fact, the majority of the archipelago’s land area is covered by the brown and grey vegetation often found in deserts. Endemic plants are also at home here like the Lava Morning Glory and the Passionflower. Answer Save. Lava Cactus on Fernandina Island (© Peter Forde) Many visitors to Galapagos are surprised to be greeted by desert-like vegetation—most are expecting a continuation of the lush greenery they witnessed on mainland Ecuador. It is one of the first plants to establish itself on lava that flows out and cools after a fresh volcanic eruption. Hawk and how those adaptations help it survive or reproduce Sophomore College Bill! 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