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It is a Friday evening at 7:30, but rather than heading to the pub or relaxing at home, I've taken a train to a market town in Wiltshire to join local helpers from a amphibian rescue group. These dedicated individuals give up their evenings to safeguard the local toad population.

A Worrying Decline in Population

The Bufo bufo is becoming increasingly rare. A recent study led by an amphibian and reptile charity revealed that the British common toad numbers have dropped by half since 1985. Observing a species that has been a fixture of the British countryside in decline is labeled "concerning" by researchers. Toads "don't need very specific conditions" and "ought to live quite well in most of areas in the UK," so if even they are not managing to survive, "it kind of suggests that things are not as they should be."

Toad populations across the UK have declined by almost 50% since the 1980s

The Danger from Roads

Though the study didn't examine the reasons for the decline, traffic is a major factor. Calculations suggest that 20 tons of toads are crushed on British roads every year – in other words, hundreds of thousands. Unlike frogs, which might be happy to mate "if you left out a bucket of water," toads prefer big bodies of water. Their ability to stay out of water for longer than frogs allows they can travel further 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 natal pond to mate.

Breeding Patterns

Appropriately enough, the initial amphibians begin their quest for a partner around February 14th, but some move as far as spring, until it gets dark and travelling through the night. During that time, toads start moving from wherever they have been hibernating "all pretty much at the same time."

One volunteer, who was raised in the area and has been working to save its toad population since he was a boy, notes that "Their sole purpose: to go and mate." If their route happens to a street, they could be killed by traffic, and that breeding season would never happen – preventing a new generation of toads from being born.

Toad Patrols Throughout the United Kingdom

Finding hundreds of dead toads on nearby streets "inherently strikes a chord with people," and has resulted in the creation of toad patrols throughout the UK – 274 groups are officially listed with a national initiative. These groups pick up toads and transport them over streets in containers, as well as recording the number of toads they encounter and advocating for other safety solutions, such as blocked roads and underground wildlife tunnels.

Patrols tend to operate during the breeding period, when amphibian movements are more regular. However, this implies they can miss groups of toadlets, which, having been eggs and then tadpoles, exit their ponds over an unpredictable schedule in late summer. Because of their size – just a couple of cm wide – "they are destroyed by vehicles." And as being hit "basically turns them into mush," it's harder to get data on them. At least when adult toads are killed, their carcasses can be counted.

Year-Round Work

In contrast to many groups, a specific volunteer group, who are in their eighth season of functioning, go out throughout the year – not every night, but when weather are warm and wet, or if someone has reported about a amphibian spotting in their group chat. When I request to accompany them on duty, they admit it is "not ideal conditions" – toad hibernation season has begun and it's been a arid period – but several of the helpers gamely agree to patrol their route with me and see what we can find. "If anyone can locate any toads tonight, those two will spot one," says the group coordinator, pointing to her 14-year-old son and the experienced member. After for 120 minutes without a glimpse of any amphibians, and now they have scaled a wire barrier to check under some wood.

Community Participation

The mother and son became part of the group a year and a half ago. The teenager adores all things wildlife and has an goal to become a conservationist, so his parent started to look for things they could do together to protect native animals. Now she enjoys it as much as he does, the 41-year-old small business owner tells me – so when the group was seeking a new manager lately, she decided to step up.

The youth, too, has played an important role in the organization. A video he created, urging the municipal authority to close a road through a protected area during breeding time, influenced the outcome the team's way. After a twelve months of lobbying, the authority approved an "restricted access" rule between 5pm and 5am from February through to April. The majority of motorists duly avoided the road.

Other Wildlife and Difficulties

A few vehicles go by when I'm out on patrol and we discover some casualties as a consequence – no amphibians, but three squashed newts. We spot one living newt as well, and the teenager is particularly pleased to see a daddy longlegs, which dances in his hands. Yet in spite of the group's best efforts to let me see a toad, the native community has clearly settled down for the winter. It appears that I couldn't have found any better success anywhere else in the nation – all the rescue teams I contact explain that it's near-impossible at this time of year.

This team anticipates assisting around ten thousand mature toads over the street

One email I get from a different helper, who has generously made the effort to look for toads in a noted location, considered the largest accurately monitored toad group in the UK, arrives in my inbox with the subject line: "None found." However, in February and March, he tells me, the group plans to assist approximately ten thousand mature amphibians across the road.

Effectiveness and Challenges

How much of a difference can these groups truly achieve? "The fact that volunteers are doing this regularly on cold, damp and unpleasant evenings is remarkable," notes an expert. "This effort that very much deserves recognition." However, while toad patrols are able to slow the decline, they cannot prevent it entirely – partly since traffic is just one danger.

Additional Threats

The global warming has resulted in extended spells of drought, which create the poor environment for some of the animals that toads consume, such as invertebrates, while warmer ponds have led to an rise of blue-green algae, which can be toxic to toads. Warmer cold seasons also lead toads to emerge from their hibernation more frequently, disrupting the energy conservation crucial to their life cycle. Habitat destruction – particularly the disappearance of big water bodies – is an additional threat.

Experts are "often concerned about overemphasizing practical benefits on wildlife," but "There is a big value in just having these animals around." But toads play an important role in the ecosystem, eating pretty much any invertebrates or small animals they can swallow and in turn feeding a number of predators, such as hedgehogs and otters. Improving conditions for toads – such as building water habitats, protecting forests and constructing toad tunnels – "benefits for a whole bunch of additional wildlife."

Cultural Significance

Another reason to work to preserve toads around is their "historical significance," notes an specialist. Myths and folklore around toads go back {centuries|hundred