Will the UK's Common Toads Be Saved from Roads and Population Collapse?
It's Friday evening at half past seven, but instead of heading to the pub or relaxing at home, I've caught a train to a town in the countryside to join volunteers from a toad patrol. These committed people sacrifice their nights to safeguard the local toad population.
An Alarming Decline in Numbers
The common toad is becoming increasingly uncommon. A recent study led by an wildlife conservation group showed that the British common toad numbers have almost halved since the mid-1980s. Observing a creature that has been a stalwart of the British countryside in decrease is labeled "concerning" by researchers. Toads "don't require very specific conditions" and "should be able to live successfully in the majority of areas in the UK," meaning if even they are struggling to persist, "it kind of suggests that things are not as they should be."
Since 1985, Britain's toad numbers have nearly been cut in half
The Danger from Roads
Though the study didn't examine the reasons for the drop, traffic is a major factor. Estimates suggest that 20 tonnes of toads are killed on British roads annually – in other words, hundreds of thousands. Unlike frogs, which might be happy to mate "if you left out a small container," toads favor big bodies of water. Their capacity to remain away from water for longer than frogs allows they can journey farther to find them – often long distances. They tend to follow their ancestral migration routes – it's common for adult toads to go back to their birth pond to mate.
Migration Habits
Appropriately enough, the initial amphibians begin their quest for a mate around February 14th, but others travel as far as spring, until it gets night and travelling after sunset. During that time, toads begin migrating from wherever they have been hibernating "almost simultaneously."
One volunteer, who grew up in the region and has been working to save its toad population since he was a child, notes that "Their sole purpose: to go and mate." If their route crosses a road, they could be killed by traffic, and that mating period would be lost – preventing a new generation of toads from being born.
Toad Patrols Throughout the United Kingdom
Seeing hundreds of dead toads on nearby streets "resonates deeply with people," and has resulted in the creation of toad patrols across the UK – 274 groups are officially listed with a countrywide program. These groups pick up toads and carry them over streets in containers, as well as recording the quantity of toads they encounter and advocating for other protection measures, such as blocked roads and amphibian passages.
Volunteers usually work during the migration season, when amphibian movements are frequent. However, this implies they can overlook groups of toadlets, which, having existed as eggs and then tadpoles, leave their water habitats over an irregular timetable in late summer. Because of their size – just one or two centimetres wide – "they can get obliterated by vehicles." And as being run over "basically turns them into mush," it's more difficult to collect information on them. At least when mature amphibians are killed, their remains can be counted.
Annual Work
In contrast to most patrols, a specific volunteer group, who are in their eighth season of functioning, go out throughout the year – not nightly, but when conditions are warm and wet, or if a member has posted about a toad sighting in their group chat. When I ask to join them on patrol, they concede it is "not a toady night" – winter dormancy has begun and it's been a dry day – but several of the helpers willingly accept to patrol their route with me and see what we can find. "If anyone can find any toads tonight, those two will spot one," says the group coordinator, pointing to her teenage child and the longtime volunteer. After for 120 minutes without a single toad sighting, and now they have climbed over a barbed wire fence to inspect beneath some wood.
Community Involvement
The family duo became part of the patrol a year and a half ago. The youngster loves all things nature-related and has an ambition to become a conservationist, so his mother started to search for things they could do together to protect native animals. Now she loves it as much as he does, the middle-aged entrepreneur explains – so when the team was seeking a fresh coordinator recently, she decided to step up.
The teenager, too, has played an important role in the organization. A video he made, urging the municipal authority to close a road through a nature reserve during breeding time, influenced the outcome the group's way. After a twelve months of lobbying, the authority approved an "access-only" rule between evening and morning from February through to April. The majority of motorists respected and avoided the route.
Additional Species and Difficulties
A few vehicles go by when I'm out on duty and we find some casualties as a consequence – no amphibians, but three squashed newts. We see one live amphibian as well, and the youngster is especially excited to see a harvestman, which moves in his palms. Yet despite the group's hardest attempts to let me see a toad, the native community has clearly gone dormant for the winter. It seems that I couldn't have found any more luck anywhere else in the country – all the patrol groups I contact clarify that it's near-impossible at this season.
They project rescuing nearly 10,000 grown amphibians during migration
A message I receive from another volunteer, who has generously made the effort to look for toads in a noted location, considered the largest accurately monitored toad population in the UK, reaches me with the subject line: "None found." However, in late winter, he tells me, the group plans to assist around ten thousand adult toads over the street.
Effectiveness and Challenges
What level of impact can these organizations truly achieve? "The reality that volunteers are performing this consistently on chilly, wet and miserable evenings is quite extraordinary," notes an expert. "That's something that very much should be celebrated." However, while toad patrols are able to reduce the drop, they can't stop it completely – partly since vehicles is just one danger.
Additional Threats
The global warming has meant extended spells of dry weather, which cause the wrong conditions for some of the creatures that toads eat, such as invertebrates, while warmer ponds have caused an increase of toxic plants, which can be harmful to toads. Warmer cold seasons also lead toads to emerge from their dormancy more often, interfering with the resource preservation vital to their existence. Habitat destruction – particularly the loss of large ponds – is an additional threat.
Experts are "always a bit worried about overemphasizing practical benefits on biodiversity," but "It's important in just having these animals around." But toads do have an significant part in the ecosystem, consuming pretty much any small creatures or small animals they can fit in their mouths and in turn sustaining a number of predators, such as wildlife. Enhancing conditions for toads – such as creating more ponds, conserving woodland and installing amphibian passages – "benefits for a wide range of additional wildlife."
Cultural Significance
Another reason to work to preserve toads present is their "important cultural value," notes an expert. Myths and folklore around toads go back {centuries|hundred