Sea frog

The cane toad, identified in the novel as Bufo marinus and called a tamazul, is both a conspicuous animal on Taveuni and an emblem of the unintended consequences of ecological intervention. Imported to Fiji to control plantation insects, it illustrates how a quick remedy can become a new disturbance: the toads multiply, native frogs retreat, and efforts to manage one introduced species feed into a wider cycle of ecological disruption. In a conversation about evolution, the narrator even picks one up as a living example of the shared vertebrate body plan.

Introduction and Identification

A Norwegian identifies the animal as a tamazul, then gives its scientific name, Bufo marinus. The narrator’s account situates it within Fiji’s history of planned introductions: brought from Hawaii in 1936 to reduce the insects affecting sugarcane plantations, the toad adapted readily to its new surroundings. Its presence is not incidental background. The species is encountered in numbers, discussed as an ecological intervention, and made central to an impromptu lesson in anatomy and evolutionary history.

Introduction as Ecological Control

The cane toad belongs to a broader pattern of importing organisms to counter the effects of earlier introductions or new agricultural practices. Rats, mice, and insects arrived as shipboard stowaways; toads were then brought in to control insects, particularly in sugarcane plantations, while cats were introduced to combat rats. The intended controls could themselves become pests, prompting further introductions of predators. Those predators could then harm birds and native reptiles, creating pressure for still larger predators. The toad is thus one link in a chain of management whose successive solutions risk producing fresh ecological damage.

The novel places that chain within the fragile ecology of Pacific islands. Isolated islands had maintained distinctive balances of endemic plants and animals, but colonization, deforestation, and imprudent plantation exploitation damaged habitats as well as introducing new species. Across Oceania, the text says, animal species face a particularly high risk of extinction relative to the region’s area and population. The cane toad’s story belongs to that wider account: ecological harm does not arise from introduction alone, but from interventions combined with habitat loss and agricultural exploitation.

Taveuni’s Changing Wildlife

Taveuni offers a specific, more mixed picture of the consequences. Its birdlife includes more than a hundred species, many native, and the absence of the Indian mongoose is presented as decisive in preserving that abundance. Yet introduced magpies have occupied space, while cane toads have pushed the island’s original frogs toward the interior forests. The birds’ continuing richness therefore does not mean the island’s ecology has remained untouched; it exists alongside visible displacement.

The text distinguishes the island’s original terrestrial vertebrates from later arrivals. Before the Hawaiian toads were introduced in 1936, frogs were the most numerous amphibians. The account also notes iguanas, geckos, and snakes among the reptiles, and says the house gecko arrived in Fiji only in the 1970s. Bats were the island’s only originally present mammals; the Polynesian rat may have arrived with the first human settlements roughly 3,500 years ago. Against this history, the cane toad is a recent, intentional addition, readily distinguished from the native fauna whose habitats and numbers have been affected by introduced species.

Encounters and the Anatomy Lesson

The narrator’s encounters turn the toad from a general ecological example into a physical presence. After the Norwegian points out the species, the narrator sees four or five more in a palm grove; within minutes he counts ten or twelve in the damp grass, and later more than twenty. Though he has already spent many days on the island, he has never seen so many together. Their numbers provoke aversion, and he imagines that Frank is attracting them.

At night, the same introduced amphibian appears in a comic inversion of the resort’s daytime order. The narrator finds three or four cane toads swimming in the lit pool and another sitting at its edge. He imagines the swimmers earning lifeguard certificates while the one on the side supervises. By day the pool belongs to primates; at night, it is the amphibians’ turn. The scene gives the toads an oddly assured presence in a human-made setting, while keeping their arrival within the book’s larger attention to the meeting of human activity and nonhuman life.

During a discussion about evolution, a toad jumps onto the platform where the narrator and the others are gathered. He points it out and identifies it as Bufo marinus, then picks it up to demonstrate its eyes, nostril, mouth cavity, tongue, larynx, and eardrums. He also describes its heart, lungs, aorta, stomach, gall bladder, pancreas, liver, kidneys, testes, urethra, skeleton, spine, ribs, and legs. As he releases it, he connects amphibians’ evolutionary history with the later emergence of reptiles, birds, and mammals. The toad serves as more than a convenient specimen: its four-limbed body lets the narrator make human anatomy legible as part of a much older vertebrate inheritance.

Ecological and Evolutionary Significance

The animal links two strands of the island narrative that are not identical but remain in productive tension. Ecologically, the cane toad is an introduced control agent with consequences beyond its original purpose: it helps displace native frogs and belongs to a succession of interventions capable of harming species they were not meant to target. In the narrator’s lesson, however, it is also an example of vertebrate continuity, a body whose organs and limbs make evolutionary relationships visible. The same creature can therefore appear as a disruption of a particular island ecology and as evidence of life’s shared history.

That contrast sharpens the book’s distinction between ecological change and evolutionary explanation. The narrator uses the toad to describe inherited anatomical structures and the long transitions among vertebrate groups; the island’s ecological account, by contrast, describes recent human actions that unsettle habitats and species distributions. The cane toad’s significance lies in occupying both scales: it is an individual animal encountered in a pool or held in a hand, and a deliberately introduced species whose effects form part of a much larger history of human attempts to manage nature.