In 1778, Captain Cook left goats in Hawaii as food and gifts; centuries later, feral herds had severely stripped native plants and worsened erosion

In 1778, Captain Cook left goats in Hawaii as gifts. Wild herds later stripped native plants like koa and silverswords, and erosion followed in cleared areas. When Captain James Cook sailed into Hawaii in 1778, he left behind a little something that would change the islands for centuries: goats. According to the National Park Service, Cook’s visit also introduced goats to the islands, which have left a lasting mark. Wild herds stripped native plants, and erosion followed in areas the goats cleared over time.A small gift from a ship’s crew became a long-term problem for Hawaii’s native plants. (AI-generated/ChatGPT)A present with a price tagCook’s third Pacific voyage took him to the Hawaiian Islands in 1778, and he left goats on Niʻihau. Kepa Maly and Bruce A. Wilcox say in their 2000 paper in the journal Rangelands that the animals Cook brought were given as gifts. The authors also mention that a reason was to leave behind breeding stock which could supply other ships. In other words, the goats were meant for a purpose. But Hawaii had no native sheep, goats, or cattle, and its plants had little experience with such grazers. What looked good to the visiting sailors soon proved very costly to the native plants of the islands.What the goats did to native plantsOver time, many goats went wild. The park service says goats destroyed native plants such as silverswords, naupaka, and koa. All three are native to Hawaii and add to the distinctiveness of the island ecosystems. When the island lost them, it lost a piece of what makes the nature of Hawaii so special. Invasive grasses were introduced to support goat production for hunting and farming. So goats weren’t the only newcomers on the land.Hawaiʻi Volcanoes National Park, where the National Park Service says very few goats can now be found. (Wikimedia Commons)Why erosion became a real worryPlants have other uses than just making the surroundings green. They keep the soil in place through their roots, and protect the soil from rain through their leaves. Once the animals strip an area of plants, it becomes easier for the soil to erode. The NPS mentions major erosion problems were seen in areas stripped by the goats. This was a big issue in a region where invasive species pose a threat to native ecosystems. It takes a lot of time to restore soil, which means that the effects of the animals will outlive the animals themselves. Invasive species are often seen as a new problem. This history shows the roots of the trouble going back more than two centuries.How the park pushed backAccording to the park service, control work began in 1916, the same year Hawaiʻi Volcanoes National Park was founded. Park staff as well as contract hunters tried to control the number of goats at the park. Fences were built both to keep goats out of protected areas and to confine goats within management units where they could be hunted. The goats were generally found at mid-elevations and the lowlands of the coast. The page says very few goats can now be found at the park due to control measures undertaken, but it was last updated in 2021. A U.S. Geological Survey publication reports that hunters removed the last 239 known goats from several park management units between 1997 and 2014, mostly in aerial hunts. These steps, together, were the park’s major response to the problem.What this story teaches usThe goat story is about more than one island chain. It shows how a practical decision can leave consequences that last for centuries. It also helps explain why early action is important. Once an invasive animal settles and breeds somewhere, it can take years of planning, fencing and several other efforts to remove it. Over 240 years after Cook’s visit, introduced species are still a major concern for Hawaiian ecosystems. For readers who love to travel, the lesson can be quite simple. One should be mindful and follow local regulations, stay on marked trails, and not bring plants, seeds, or animals to places they don’t belong.The Hindustan Times US Desk brings you the latest news and developments from across the United States. The team covers everything from breaking news and politics to sports, business, entertainment and stories that are trending across the country. Our coverage includes the White House, Congress, US elections, immigration and visa updates, H-1B, green cards, Social Security, education, jobs, layoffs, the economy, technology and major policy changes. We also closely follow stories that matter to Indian and South Asian communities in the US. The desk covers major US sports, including the NFL, NBA, MLB and NHL, along with player news, injuries, schedules, results and major events. Entertainment coverage includes Hollywood, celebrities, television, streaming, music and pop culture. We also report on breaking developments, major incidents, weather, public safety, court cases and other stories making headlines across the country. When a major policy or news development affects people's everyday lives, the team works to explain what happened, what it means and what readers need to know. Alongside breaking news, the US Desk produces explainers and practical stories on topics such as immigration, Social Security, taxes, education, employment and government programmes. The team also works on science, tech, business and AI stories analyzing the impact they may have on people. The team follows developments throughout the day, keeping an eye on official announcements, public records, reliable news sources and what people are talking about across the US.Read More